OUTPERFORMS FIBERGLASS, WASHABLE AND NON-ELECTROSTATIC 3-month pleated 1 in. home air filters for your furnace, air conditioner or HVAC system | DESIGNED WITH EXCLUSIVE Filtrete Brand 3-in-1 technology from 3M to trap unwanted air particles while letting cleaner air flow through | ATTRACTS AND CAPTURES microscopic particles such as smoke, cough and sneeze debris, bacteria and viruses--and large particles, including lint, household dust and pollen | 1900 MPR has a rating of MERV 13 | The higher the MPR, the more microparticles--such as pollen, pet dander, smoke, bacteria and viruses--your filter will capture from the air passing through it | 62% SMALL PARTICLE CAPTURE, like bacteria and particles that carry viruses ( % captured is based on ASHRAE 52.2 testing for 0.3 to 1 micron particles from the air passing through the filter, which relates to HVAC industry standard efficiency testing) | CERTIFIED as asthma & allergy friendly (As outlined in report ASCR: 1246-01) | FIND YOUR SIZE: 1900 MPR available in 4 in. , 4 in. slim fit and 5 in. thick air filters | FOR OPTIMAL PERFORMANCE of your heating & cooling system or HVAC system, change your home air filter at least every 90 days for 1 in. filters, and at least every 12 months for 4in. and 5in. Filters | A dirty filter will slow down air flow and make the system work harder to keep you warm or cool--wasting energy. Sign-up for a filter change reminder program that works for you! | Designed with Filtrete Brand 3-in-1 technology from 3M to pull in and trap unwanted air particles while letting clean air flow through | Captures micro-particles including: PM 2.5 pollution, smoke, cough/sneeze debris, bacteria, viruses, and large particles like lint, dust and pollen | Electrostatic air filter with Microparticle Performance Rating 1900 | 4 times better small particle capture compared to non-electrostatic pleated filters for the capture of 0.3 to 1.0 micron particles. | Lasts up to 3 months

6" (L) x 5" (H), Ear Straps: 3.15". Kids Size Face mask only. | 5 layers of superior protection against allergens, particles and pollutants. Insert sleeve for the use of disposable PM2.5 filter (sold separately) | Adjustable ear straps to maximize comfort. Flexible wire nose band for best fit and also prevents fogging when mask is worn with glasses. Modern design for maximum breathability. | 100% Cotton & Rayon. Machine wash in cold water & hang to dry. We recommend replacing your disposable filter with each use. | Non-Medical Mask

Individually Addressable.Dream full color Programmable LED Strip,WS2812B led, WS2812B IC Built in 5050SMD. Static effect, Chasing effect, special effect etc .256 brightness display and 24-bit color display.Pure Gold Wires better quality.Longer life, more stable quality | It comes with 3pin JST-SM connectors on both ends for easy installation and separated power/ground wires on both ends. Each LED can be cut off without damaging the rest strip. You can shorten, lengthen or bend it freely if you want. | The addressable IC is built-in the 5050SMD.Each pixel can have its own color and brightness as your wish. Compatible with Arduino, Raspberry Pi, Teensy, T1000S,K1000C etc programmable controllers. Support SP110E SP105E SP108E SP110E etc APP controllers, CSY07 CSY08 X2 SP106E SP107E etc music controllers, SP501E etc smart WiFi Alexa Controllers. Power adapter or controller is not included | Only Support DC5V. Do not try DC12V or DC24V power supply.Match use controller can appear colorful curtain-up/ flow water/raindrop/jump flash and so on hundreds of lighting effect, you can also edit animation effect by Coreldraw/Flash/LedEdit software.Power adapter and controller need to be purchased separately | Making led screen, led wall, advertising board, apply to hotel, KTV, bars, Outdoor advertising signs, Festivel Christmas or wedding party decoration,There is adhesive tape on IP30/IP65 LED strip's back, so you can stick it to the wall or other items conveniently as you like. IP67 is available with fixing clips and screws.