The repair edge is made of foam, pliable, anti-aging and durable. | Outside Diameter: 165mm / 6.50 inch;Outer Bubble Diameter:150 mm;Inner Bubble Diameter: 118 mm;Inner Diameter: 110 mm | Exquisite craft, wear-resistant, help to get nice audio effect for low pitch sound. | This foam edge is ideal for speakers repair or DIY. | Easy to follow step-by-step installation instructions, free technical support, easy to install.please remove the old rubber and clean the residual glue before install the new rubber edge

【Dimension】- Outside Diameter: 246mm/9.59"; Convex Outside Diameter: 230mm/8.97"; Convex Inside Diameter: 195mm/7.61; Inside Diameter: 179mm/6.98". | 【High Quality Materials】- The Foam Speaker Surround Ring is made of foam, pliable, anti-aging and durable.This foam edge is ideal for speakers repair or DIY. | 【Easy to Install】-The Speaker Foam Edge is easy to follow step-by-step installation instructions, free technical support, easy to install. | 【Feature】- The Foam speaker rings have exquisite craft, wear-resistant, and help to get nice audio effect for low pitch sound. | 【Package】- 1Pcs x Speaker Foam Edge

【Dimension】- Outside Diameter: 246mm/9.59"; Convex Outside Diameter: 230mm/8.97"; Convex Inside Diameter: 195mm/7.61; Inside Diameter: 179mm/6.98". | 【High Quality Materials】- The Foam Speaker Surround Ring is made of foam, pliable, anti-aging and durable.This foam edge is ideal for speakers repair or DIY. | 【Easy to Install】-The Speaker Foam Edge is easy to follow step-by-step installation instructions, free technical support, easy to install. | 【Feature】- The Foam speaker rings have exquisite craft, wear-resistant, and help to get nice audio effect for low pitch sound. | 【Package】- 4Pcs x Speaker Foam Edge

【Parameter】 - Conversion type: DB25 male to female ; Number of needles/cores: 25 ; Number of rows: 2 ; Color: blue | 【Features】 - The gender conversion coupler provides EMI/RFI shielding, which can block noise and interference to keep the data signal clear, and is designed for serial applications | 【Function】 - A gender converter or "gender bender" is a hardware device located between two cable connectors of the same type and gender, used to correct the problem caused by interconnecting two devices or cables with connectors of the same gender Mismatch | 【Advantage】 - The compact and concise design provides convenience for carrying and storage, easy to use and install. The convenient VGA inline coupler can be used at home or carried with you | 【Application】 - The converter handles limited space and extends the length of two short VGA cables for connecting office monitors or projectors

【Parameters】 -Product model:DVI;Material: silicone ;Color:black | 【Material】 -The DVI dust plug is made of silica gel, which is soft and elastic, easy to put on and take off, and is environmentally friendly and has no peculiar smell | 【Features】- The dust plug is small in size and light in weight, easy to carry and use | 【Advantage】- The dust protector is durable and very suitable for protecting the port from dust, liquid and oxidation rust, keeping the port clean and durable | 【Application】 - All machines withDVIbinding posts are applicable, such as laptops and phones. Protect the port from dust and rust

【Parameters】 -Product model:RCA;Material: silicone ;Color:black | 【Material】 -The RCA dust plug is made of silica gel, which is soft and elastic, easy to put on and take off, and is environmentally friendly and has no peculiar smell | 【Features】- The dust plug is small in size and light in weight, easy to carry and use | 【Advantage】- The dust protector is durable and very suitable for protecting the port from dust, liquid and oxidation rust, keeping the port clean and durable | 【Application】 - All machines withRCAbinding posts are applicable, such as laptops and phones. Protect the port from dust and rust

【Dimension】- Outside Diameter: 295mm/11.51"; Convex Outside Diameter: 265mm/10.34"; Convex Inside Diameter: 235mm/9.17; Inside Diameter: 215mm/8.39". | 【High Quality Materials】- The Foam Speaker Surround Ring is made of foam, pliable, anti-aging and durable.This foam edge is ideal for speakers repair or DIY. | 【Easy to Install】-The Speaker Foam Edge is easy to follow step-by-step installation instructions, free technical support, easy to install. | 【Feature】- The Foam speaker rings have exquisite craft, wear-resistant, and help to get nice audio effect for low pitch sound. | 【Package】- 1Pcs x Speaker Foam Edge

【Dimension】 - Focal length:12mm/0.47";Photosensitive area:1/3";Pixel:3MP;Aperture:F2.0;Interface thread diameter:M12;Product model:3MP + 12mm | 【Material】 -This lens features high quality hard glass and tough metal. Not easily broken, guarantee your service life | 【Features】- The lens is easy to install and disassemble, and does not affect the installation and use of other accessories. After installation, your device will be as good as before | 【Function】- This CCTV camera lens can provide your camera with an ultra-clear field of view, with high image clarity, good color reproduction, and low distortion | 【Application】 -The camera lens is very suitable for bars, shops, parking lots, houses and warehouses, etc

【Dimension】 - Focal length:12mm/0.47";Photosensitive area:1/3";Pixel:5MP;Aperture:F2.0;Interface thread diameter:M12;Product model:5MP + 12mm | 【Material】 -This lens features high quality hard glass and tough metal. Not easily broken, guarantee your service life | 【Features】- The lens is easy to install and disassemble, and does not affect the installation and use of other accessories. After installation, your device will be as good as before | 【Function】- This CCTV camera lens can provide your camera with an ultra-clear field of view, with high image clarity, good color reproduction, and low distortion | 【Application】 -The camera lens is very suitable for bars, shops, parking lots, houses and warehouses, etc

【Dimension】 - Focal length:12mm/0.47";Photosensitive area:1/3";Pixel:720p;Aperture:F2.0;Interface thread diameter:M12;Product model:720p + 12mm | 【Material】 -This lens features high quality hard glass and tough metal. Not easily broken, guarantee your service life | 【Features】- The lens is easy to install and disassemble, and does not affect the installation and use of other accessories. After installation, your device will be as good as before | 【Function】- This CCTV camera lens can provide your camera with an ultra-clear field of view, with high image clarity, good color reproduction, and low distortion | 【Application】 -The camera lens is very suitable for bars, shops, parking lots, houses and warehouses, etc

【Dimension】 - Focal length:12mm/0.47";Photosensitive area:1/3";Pixel:720p;Aperture:F2.0;Interface thread diameter:M12;Product model:720p + 12mm | 【Material】 -This lens features high quality hard glass and tough metal. Not easily broken, guarantee your service life | 【Features】- The lens is easy to install and disassemble, and does not affect the installation and use of other accessories. After installation, your device will be as good as before | 【Function】- This CCTV camera lens can provide your camera with an ultra-clear field of view, with high image clarity, good color reproduction, and low distortion | 【Application】 -The camera lens is very suitable for bars, shops, parking lots, houses and warehouses, etc

【Dimension】 - Focal length:16mm/0.63";Photosensitive area:1/3";Pixel:720p;Aperture:F2.0;Interface thread diameter:M12;Product model:720p + 16mm | 【Material】 -This lens features high quality hard glass and tough metal. Not easily broken, guarantee your service life | 【Features】- The lens is easy to install and disassemble, and does not affect the installation and use of other accessories. After installation, your device will be as good as before | 【Function】- This CCTV camera lens can provide your camera with an ultra-clear field of view, with high image clarity, good color reproduction, and low distortion | 【Application】 -The camera lens is very suitable for bars, shops, parking lots, houses and warehouses, etc

【Dimension】- Frame Material: ABS Plastic; Mesh Material: Metal; Main Color: Black Grill Silver Trim；Outer Diameter: 148mm / 5.77" | 【Feature】-This speaker grill not only protects against dust, but also makes the speaker look good，Great for speaker cabinet, home speaker or car speaker. | 【Easy to install】- Mesh speaker grill has distribute screws, makes you more convenient installation. | 【Application】- Speaker grill cover is great for speaker cabinet, home speaker or speaker. | 【Package】- 2Pcs x Speaker Grill Mesh.

【Dimension】- Frame Material: ABS Plastic; Mesh Material: Metal; Main Color: Black；Outer Diameter: 210mm / 8.14" | 【Feature】-This speaker grill not only protects against dust, but also makes the speaker look good，Great for speaker cabinet, home speaker or car speaker. | 【Easy to install】- Mesh speaker grill has distribute screws, makes you more convenient installation. | 【Application】- Speaker grill cover is great for speaker cabinet, home speaker or speaker. | 【Package】- 2Pcs x Speaker Grill Mesh, some screws.

【Dimension】- Outer Diameter: 225mm / 8.78" ; Inner Diameter: 185mm / 7.22" | 【Parameters】-Frame Material: ABS Plastic; Mesh Material: Metal; Diagonal Center Hole Distance:208 mm / 8.11"; Main Color: Gold | 【Easy to install】- Mesh speaker grill has distribute screws, makes you more convenient installation. | 【Application】- Speaker grill cover is great for speaker cabinet, home speaker or speaker. | 【Package】- 2Pcs x Speaker Grill Mesh, some screws.

【Dimension】 - Focal length:2.8-12mm/0.11"-0.47";Photosensitive area:1/2.7";Pixel:2MP;Aperture:F1.4;Interface thread diameter:CS;Product model:2MP + 2.8-12mm | 【Material】 -This lens features high quality hard glass and tough metal. Not easily broken, guarantee your service life | 【Features】- The lens is easy to install and disassemble, and does not affect the installation and use of other accessories. After installation, your device will be as good as before | 【Function】- This CCTV camera lens can provide your camera with an ultra-clear field of view, with high image clarity, good color reproduction, and low distortion | 【Application】 -The camera lens is very suitable for bars, shops, parking lots, houses and warehouses, etc

【Dimension】 - Focal length:2.8mm/0.11";Photosensitive area:1/3";Pixel:3MP;Aperture:F2.0;Interface thread diameter:M12;Product model:3MP + 2.8mm | 【Material】 -This lens features high quality hard glass and tough metal. Not easily broken, guarantee your service life | 【Features】- The lens is easy to install and disassemble, and does not affect the installation and use of other accessories. After installation, your device will be as good as before | 【Function】- This CCTV camera lens can provide your camera with an ultra-clear field of view, with high image clarity, good color reproduction, and low distortion | 【Application】 -The camera lens is very suitable for bars, shops, parking lots, houses and warehouses, etc

【Parameters】- Model:9767-60DB; Working Voltage: 1.0V-10V DC; Sensitivity: -60DB; Size : 9.7 x 7mm / 0.38" x 0.27" (Dia.*H); Type: Solder Joint Type. | 【Feature】- An electret microphone is a type of electrostatic capacitor-based microphone, which eliminates the need for a polarizing power supply by using a permanently charged material. | 【Advantage】- Compact design with the aluminum seals optimized the precision of sounds and ensured a long lasting life. | 【Application】- Electret Condenser Microphone enable communication and recording in devices including telephones, smartphones, desktop computers, headsets, recording systems and more. | 【Package Contents】- 20Pcs X Electret Condenser Microphone

【Parameters】- Model:9767-62DB; Working Voltage: 1.0V-10V DC; Sensitivity: -62DB; Size : 9.7 x 7mm / 0.38" x 0.27" (Dia.*H); Type: Solder Joint Type. | 【Feature】- An electret microphone is a type of electrostatic capacitor-based microphone, which eliminates the need for a polarizing power supply by using a permanently charged material. | 【Advantage】- Compact design with the aluminum seals optimized the precision of sounds and ensured a long lasting life. | 【Application】- Electret Condenser Microphone enable communication and recording in devices including telephones, smartphones, desktop computers, headsets, recording systems and more. | 【Package Contents】- 20Pcs X Electret Condenser Microphone

【Parameters】 -Product model:RJ11;Material: silicone ;Color:black | 【Material】 -The RJ11 dust plug is made of silica gel, which is soft and elastic, easy to put on and take off, and is environmentally friendly and has no peculiar smell | 【Features】- The dust plug is small in size and light in weight, easy to carry and use | 【Advantage】- The dust protector is durable and very suitable for protecting the port from dust, liquid and oxidation rust, keeping the port clean and durable | 【Application】 - All machines withRJ11binding posts are applicable, such as laptops and phones. Protect the port from dust and rust

【Parameters】 -Product model:HDMI;Material: silicone ;Color:black | 【Material】 -The HDMI dust plug is made of silica gel, which is soft and elastic, easy to put on and take off, and is environmentally friendly and has no peculiar smell | 【Features】- The dust plug is small in size and light in weight, easy to carry and use | 【Advantage】- The dust protector is durable and very suitable for protecting the port from dust, liquid and oxidation rust, keeping the port clean and durable | 【Application】 - All machines withHDMIbinding posts are applicable, such as laptops and phones. Protect the port from dust and rust

【Dimension】- Outside Diameter: 55 mm/2.15"; Outer Bubble Diameter: 50 mm/1.95"; Inner Bubble Diameter: 37 mm/1.44"; Inner Diameter: 33 mm/1.29". | 【High Quality Materials】- The speaker rings is made of high quality rubber, pliable, anti-aging and durable, same surround that professional reconers use. | 【Easy to Install】-The Rubber Speaker Rings are easy to follow step-by-step installation instructions, free technical support, easy to install. | 【Application】- This Rubber Surround is ideal for speakers repair or DIY. | 【Package】- 2Pcs x Rubber Speaker Ring.

【Dimension】- Outside Diameter: 63 mm/2.46";Outer Bubble Diameter: 57 mm/2.22";Inner Bubble Diameter: 47 mm/1.83";Inner Diameter: 38 mm/1.48". | 【High Quality Materials】- The Foam Speaker Surround Ring is made of foam, pliable, anti-aging and durable.This foam edge is ideal for speakers repair or DIY. | 【Feature】- The Foam speaker rings have exquisite craft, wear-resistant, and help to get nice audio effect for low pitch sound. | 【Easy to Install】- The Speaker Foam Edge is easy to follow step-by-step installation instructions, free technical support, easy to install. | 【Package】- 2Pcs x Speaker Foam Edge.

【Dimension】- Outside Diameter: 90 mm/3.51";Outer Bubble Diameter: 82 mm/3.2";Inner Bubble Diameter: 65 mm/2.54";Inner Diameter: 57 mm/2.22". | 【High Quality Materials】- The Foam Speaker Surround Ring is made of foam, pliable, anti-aging and durable.This foam edge is ideal for speakers repair or DIY. | 【Feature】- The Foam speaker rings have exquisite craft, wear-resistant, and help to get nice audio effect for low pitch sound. | 【Easy to Install】- The Speaker Foam Edge is easy to follow step-by-step installation instructions, free technical support, easy to install. | 【Package】- 2Pcs x Speaker Foam Edge.

【Dimension】- Outside Diameter: 167 mm/6.51"; Outer Bubble Diameter: 155 mm/6.05"; Inner Bubble Diameter: 123 mm/4.8"; Inner Diameter: 112 mm/4.37". | 【High Quality Materials】- The speaker rings is made of high quality rubber, pliable, anti-aging and durable, same surround that professional reconers use. | 【Easy to Install】-The Rubber Speaker Rings are easy to follow step-by-step installation instructions, free technical support, easy to install. | 【Application】- This Rubber Surround is ideal for speakers repair or DIY. | 【Package】- 2Pcs x Rubber Speaker Ring.

【Dimension】- Outer Diameter: 153mm / 5.97" ; Inner Diameter: 120mm / 4.68" | 【Parameters】-Frame Material: ABS Plastic; Mesh Material: Metal; Diagonal Center Hole Distance:137 mm / 5.34"; Main Color: Gold | 【Easy to install】- Mesh speaker grill has distribute screws, makes you more convenient installation. | 【Application】- Speaker grill cover is great for speaker cabinet, home speaker or speaker. | 【Package】- 2Pcs x Speaker Grill Mesh, some screws.

【Dimension】- Overall Diameter: 80mm/3.15inch; Main Color: Black | 【High Quality Materials】- Dust covers for speakers are made of high grade paper. Strong enough to resist scratch and stretch. | 【Feature】- Via pressing, the speaker dust cap is with a slight elasticity, and it can rebound and recover, not easily deformed. Let the high, medium, bass sound not be too directional so that they can blend harmoniously. | 【How to use】- Remove the defect cap carefully (Use a tweezer, tape or hook, do not hurt the coils) and clear the bonded circle. Gluing and attaching a suitable new speaker dust proof to finish the work. | 【Application】-Dust cap protective dome is one of the audio maintenance or repair parts for speaker, woofers, subwoofer, and coils.

【Dimension】 - Focal length:3.6mm/0.14";Photosensitive area:1/3";Pixel:1080P;Aperture:F2.0;Interface thread diameter:M12;Product model:1080P + 3.6mm | 【Material】 -This lens features high quality hard glass and tough metal. Not easily broken, guarantee your service life | 【Features】- The lens is easy to install and disassemble, and does not affect the installation and use of other accessories. After installation, your device will be as good as before | 【Function】- This CCTV camera lens can provide your camera with an ultra-clear field of view, with high image clarity, good color reproduction, and low distortion | 【Application】 -The camera lens is very suitable for bars, shops, parking lots, houses and warehouses, etc

【Dimension】 - Focal length:3.6mm/0.14";Photosensitive area:1/2.5";Pixel:5MP;Aperture:F2.0;Interface thread diameter:M12;Product model:5MP + 3.6mm | 【Material】 -This lens features high quality hard glass and tough metal. Not easily broken, guarantee your service life | 【Features】- The lens is easy to install and disassemble, and does not affect the installation and use of other accessories. After installation, your device will be as good as before | 【Function】- This CCTV camera lens can provide your camera with an ultra-clear field of view, with high image clarity, good color reproduction, and low distortion | 【Application】 -The camera lens is very suitable for bars, shops, parking lots, houses and warehouses, etc

【Parameters】- Model:6050P-50DB; Working Voltage: 2V DC; Sensitivity:-50DB; Size : 6 x 5mm / 0.23" x 0.19" (Dia.*H); Type:With Pins Type; Pin Quantity:2; Pin Length:10mm / 0.39". | 【Feature】- An electret microphone is a type of electrostatic capacitor-based microphone, which eliminates the need for a polarizing power supply by using a permanently charged material. | 【Advantage】- Compact design with the aluminum seals optimized the precision of sounds and ensured a long lasting life. | 【Application】- Electret Condenser Microphone enable communication and recording in devices including telephones, smartphones, desktop computers, headsets, recording systems and more. | 【Package Contents】- 30Pcs X Electret Condenser Microphone

【Parameters】- Model:6050P-54DB; Working Voltage: 2V DC; Sensitivity:-54DB; Size : 6 x 5mm / 0.23" x 0.19" (Dia.*H); Type:With Pins Type; Pin Quantity:2; Pin Length:10mm / 0.39". | 【Feature】- An electret microphone is a type of electrostatic capacitor-based microphone, which eliminates the need for a polarizing power supply by using a permanently charged material. | 【Advantage】- Compact design with the aluminum seals optimized the precision of sounds and ensured a long lasting life. | 【Application】- Electret Condenser Microphone enable communication and recording in devices including telephones, smartphones, desktop computers, headsets, recording systems and more. | 【Package Contents】- 30Pcs X Electret Condenser Microphone

【Dimension】- Overall Diameter: 115mm/4.53inch; Main Color: Black | 【High Quality Materials】- Dust covers for speakers are made of high grade paper. Strong enough to resist scratch and stretch. | 【Feature】- Via pressing, the speaker dust cap is with a slight elasticity, and it can rebound and recover, not easily deformed. Let the high, medium, bass sound not be too directional so that they can blend harmoniously. | 【How to use】- Remove the defect cap carefully (Use a tweezer, tape or hook, do not hurt the coils) and clear the bonded circle. Gluing and attaching a suitable new speaker dust proof to finish the work. | 【Application】-Dust cap protective dome is one of the audio maintenance or repair parts for speaker, woofers, subwoofer, and coils.

【Dimension】- 98mm overall diameter; Main Color: Black | 【High Quality Materials】- Dust covers for speakers are made of high grade paper. Strong enough to resist scratch and stretch. | 【Feature】- Via pressing, the speaker dust cap is with a slight elasticity, and it can rebound and recover, not easily deformed. Let the high, medium, bass sound not be too directional so that they can blend harmoniously. | 【How to use】- Remove the defect cap carefully (Use a tweezer, tape or hook, do not hurt the coils) and clear the bonded circle. Gluing and attaching a suitable new speaker dust proof to finish the work. | 【Application】-Dust cap protective dome is one of the audio maintenance or repair parts for speaker, woofers, subwoofer, and coils.

【Dimension】- Outside Diameter: 142 mm/5.54";Outer Bubble Diameter: 130 mm/5.07";Inner Bubble Diameter: 108 mm/4.21";Inner Diameter: 95 mm/3.71". | 【High Quality Materials】- The Foam Speaker Surround Ring is made of foam, pliable, anti-aging and durable.This foam edge is ideal for speakers repair or DIY. | 【Feature】- The Foam speaker rings have exquisite craft, wear-resistant, and help to get nice audio effect for low pitch sound. | 【Easy to Install】- The Speaker Foam Edge is easy to follow step-by-step installation instructions, free technical support, easy to install. | 【Package】- 2Pcs x Speaker Foam Edge.

【Parameters】- Rated Power : 0.25W ; Resistance : 8 Ohm; Diameter : 29mm/1.31"; Hight: 9mm/0.35"; Shape: Round. | 【Feature】- The 0.25W speaker component has Unique design, adopted well-performed magnet, imported rubber coil. | 【Advantages】- This 8ohm speaker is a high quality speaker as a replacement for your sound system, and high sensitivity, loud voice, good and clear sound quality. Adequate volume, it will be your best choice if you have a good application. | 【Application】- Small magnet speaker will be your best choice in DIY speakers and It will work well for home audio-visual equipment and other speakers, it will be your best choice if you have an ideal application. | 【Package Contents】- 5Pcs X Magnet Speaker

【Parameter】 - Conversion type: DB15 female to DB15 male ; Number of needles/cores: 15 ; Number of rows: 3 ; Color: blue | 【Features】 - The gender conversion coupler provides EMI/RFI shielding, which can block noise and interference to keep the data signal clear, and is designed for serial applications | 【Function】 - A gender converter or "gender bender" is a hardware device located between two cable connectors of the same type and gender, used to correct the problem caused by interconnecting two devices or cables with connectors of the same gender Mismatch | 【Advantage】 - The compact and concise design provides convenience for carrying and storage, easy to use and install. The convenient VGA inline coupler can be used at home or carried with you | 【Application】 - The converter handles limited space and extends the length of two short VGA cables for connecting office monitors or projectors

【Parameters】- Rated Power : 5W ; Resistance : 4 Ohm; Diameter : 77mm/3.0"; Hight: 34mm/1.33"; Shape: Round. | 【Feature】- The 5W speaker component has Unique design, adopted well-performed magnet, imported rubber coil. | 【Advantages】- This 4ohm speaker is a high quality speaker as a replacement for your sound system, and high sensitivity, loud voice, good and clear sound quality. Adequate volume, it will be your best choice if you have a good application. | 【Application】- Small magnet speaker will be your best choice in DIY speakers and It will work well for home audio-visual equipment and other speakers, it will be your best choice if you have an ideal application. | 【Package Contents】- 1Pc X Magnet Speaker

【Dimension】- Outside Diameter: 156mm/6.14"; Convex Outside Diameter: 141mm/5.5"; Convex Inside Diameter: 113mm/4.45; Inside Diameter: 103mm/4.06". | 【High Quality Materials】- The 6 inch speaker rings is is made of high quality rubber, pliable, anti-aging and durable, same surround that professional reconers use. | 【Easy to Install】-The Rubber Speaker Rings are easy to follow step-by-step installation instructions, free technical support, easy to install. | 【Application】- This Rubber Surround is ideal for speakers repair or DIY. | 【Package】- 2Pcs x Rubber Speaker Ring

【Dimension】- Outer Diameter: 153mm / 5.97" ; Inner Diameter: 120mm / 4.68" | 【Parameters】-Frame Material: ABS Plastic; Mesh Material: Metal; Diagonal Center Hole Distance:137 mm / 5.34"; Main Color: Silver | 【Easy to install】- Mesh speaker grill has distribute screws, makes you more convenient installation. | 【Application】- Speaker grill cover is great for speaker cabinet, home speaker or speaker. | 【Package】- 1Pcs x Speaker Grill Mesh, some screws.

【Dimension】 - Focal length:6mm/0.24";Photosensitive area:1/2.5";Pixel:5MP;Aperture:F2.0;Interface thread diameter:M12;Product model:5MP + 6mm | 【Material】 -This lens features high quality hard glass and tough metal. Not easily broken, guarantee your service life | 【Features】- The lens is easy to install and disassemble, and does not affect the installation and use of other accessories. After installation, your device will be as good as before | 【Function】- This CCTV camera lens can provide your camera with an ultra-clear field of view, with high image clarity, good color reproduction, and low distortion | 【Application】 -The camera lens is very suitable for bars, shops, parking lots, houses and warehouses, etc