Package include: 1 Piece fan include mounting screws & nuts | Dimensions: 30mm (L) x 30mm (W) x 10mm (H) / 1.18'' (L) x 1.18'' (W) x 0.39'' (H) | Rated Voltage: DC 12V; Rated Current: 0.08 Amp; Rated Speed: 10000 RPM; Air flow: 3.95CFM; Noise: 26dBA | Bearing Type: Sleeve Bearing ; Life: working up to 35000h at 25 degrees. | Connector: XH2.54-2Pin; Lead wire: UL Type (+): Red wire ; (-): Black wire. This is a two wire cooling fan.

Dimension of outer the frame is 80mm(L) x 80mm(W) x 25mm(H) / The size of fan in inch is 3.15in(L) x 3.15in(W) x 1in(H); The center to center distance beween the mountiong holes is 71.5mm/2.81in. | Operating Voltage Range：5.5V to 13.8V. (overtake to 13.8V, it can also work. but not safe, and seriously affects lifespan of fan.) | Rated Voltage: DC 12V; Rated Current: 0.2 Amp; Rated Speed: 2800 RPM; Air flow: 43.6CFM; Noise:31dBA; Power: 2.1Watt | Connector: XH2.54-2Pin; Lead wire: UL Type (+): Red wire ; (-): Black wire. This is a two wire cooling fan; Bearing Type: Sleeve Bearing ; Life: working up to 35000h at 25 degrees. | Please Comfirm the Fan Size, Voltage, Connector and other parameters before purchase.

Package include: 1 Piece Graphic Card Fans with 1*Power D-type Interface cable | Dimension: 92mm(L) x 92mm(W) x 25mm(H) / 3.62in(L) x 3.62in(W) x 1in(H) in per fan. Totally Size: 185mm(L) x 120mm(W) x 30mm(H) / 7.28in(L) x 4.72in(W) x 1.18in(H) | Rated Voltage: DC 12V; Rated Current: 0.2Amp; Rated Speed: 2000 RPM; Air flow: 86CFM; Noise: 27dBA | D-type interface cable included four interfaces, three voltages: 5V 7V and 12V; Different voltages with different airflow, speed, and noise. you can select the appropriate voltage interface to start the fan. | 2 fans combined into one interface, Can be connected to the motherboard's 3-pin or 4-pin interface and you only need to access one interface to run all the fans.

WIDELY USED: 120mm quiet usb fans, Perfect fit for cooling Routers, Modems, TV box, Receivers, 5G Home Internet Gateway, Game Console, Mini Desktop, Raspberry pi, SSD and other audio video electronics | USB POWERED: 50cm/1.65ft USB power cord; 5V USB ports compatible with laptop, power bank, phone charger and all standard USB outlets, plug & play, very convenient | DOUBLE-SIDED PROTECTION: Both sides of the fan has tough metal grills to protect your hands or prevent damage to the power cord during the fan working | QUIET COOLING: with rubber Feet for non-slip noise reduction, you can place the usb cooling fans anywhere you need airflow; it will keep your components cool and extend the life | PARAMETERS: Product Size: 4.72 x 4.72 x 1.97 in. | Bearings: Hydraulic | Current:0.2 A | Power: 1W | Speed: 1500 RPM | Airflow: 56.7 CFM | Noise: 23.1 dBA | Lifespan: 40,000 hrs

【Widely Used】; 50mm usb blower fan popular used in 3D Printers, humidifier, humidor, aromatherapy, small squirrel cage and other small appliances series repair replacement | 【Compact & Lightweight Design】Micro 50mm 5015 blower mini usb 5v fans are suitable for DIY cooling and narrow place | 【USB Plug & Play】5V USB Powered, allow you to power the fan through all standard USB ports; compatible with phone charger, laptop, power bank; Start Voltage: 3.5V | 【Easy to Install】 Blower Size: 50mm L x 50mm W x15mm H; Air Intake Size: 32.5mm; Air Outlet Size: 19.5x15mm; Mounting Spacing: 2.24 in | 【5015 BLOWER】Rated Voltage: 5V | Bearing:Sleeve | Current:0.12A | Power:0.5W | Airflow:2.91 CFM | Static Pressure:0.45 In H2O | Speed: 3500RPM | Noise: 25.7 dBA | Lifespan: 35,000 hrs

Dimension of outer the frame is 80mm(L) x 80mm(W) x 25mm(H) / The size of fan in inch is 3.15in(L) x 3.15in(W) x 1in(H); The center to center distance beween the mountiong holes is 71.5mm/2.81in. | Operating Voltage Range：4.5V to 5.5V. (overtake to 5.5V, it can also work. but not safe, and seriously affects lifespan of fan.) | Rated Voltage: DC 5V; Rated Current: 0.25 Amp; Rated Speed: 2500 RPM; Air flow: 39.7CFM; Noise:26.8dBA | Connector: USB Plug; Bearing Type: Sleeve Bearing ; Life: working up to 35000h at 25 degrees. | Package include: 2x 80mm cooling fan; 2x 80mm metal grill; 8*M4x35mm screws & nuts( The metal grill is separate with fan and it is mounted by screws.)