Filtrete by 3M, Smart 16x20x1, 12, Allergen, Bacteria & Virus Air and Furnace Filter, Captures Allergens, Bacteria, Viruses, 1500 , 4 Filters

: 16 in x 20 in x 1 in Bluetooth®- to track filter life based on data from your home's system. Track the life of your filter based on air flow and usage - not just time. So you never have to worry about change your filter too early or too late for proper system maintenance. Receive alerts directly to your smartphone when it's time to replace your air filter & , access information in the app to remind you of your specific filter types & sizes , shop by filter size in the app, chose your preferred retailer, and have it shipped directly to your home & , see outdoor air quality information for your neighborhood and other chosen locations Filtrete™ is available on iOS and Andriod Filtrete 1500 has a rating of 12 #1 Air Filter Brand (Based on the 2018 Brand Health Survey). The Filtrete™ Smart Allergen, Bacteria & Virus Air Filter attracts and captures microscopic particles like bacteria, particles that can carry viruses, and large particles like mold spores and pollen. For residential use only