Designed for use with BLACK+DECKER Air Purifiers. In many cases, there can be more pollutants inside a home than outside. Thankfully, this 3-stage HEPA replacement filter helps to safely remove harmful pollutants that can be hanging out in our kitchen, bedroom or home office. Because indoor air does not circulate as freely and widely as it does outdoors, dust and spores are more likely to stay trapped. You deserve cleaner air in your home and your work environment. Pre-Filter – Traps dust, pet hair, and other irritants. HEPA Filter – Removes micro particles like pollen, dander, and dust mites. Activated Carbon Filter – Minimizes odors, such as cigarette smoke and the aroma of food being cooked. Replacement filter for BLACK+DECKER Air Purifier models #BAPT01 & BAPT02 3-stage filtration process eliminates 99. 97% of pollutants as small as 0.3 microns Pre-filter for larger particles such as dust and pet hair HEPA filter removes airborne micro particles such as allergens, bacteria, dust mites, pollen and pet dander Activated carbon filter reduces household odors such as cooking smells and secondhand smoke Recommend to replace filter after 2,000 hours of use Features: Easy Setup Voice Activation: No Voltage (volts): 120v Country of Origin: Imported