The L3-D from Shenzhen LFK Technology Co. Ltd is a reusable transparent silicone face mask with a PFE of 99.41 percent. Its 5V 7,200rpm fan sources power from a 1,000mAh battery. Charging is two hours. A full charge can last four to seven hours.

This product comes with five N95 filters, elastic bands, a band hook, storage bag, USB charging cable and cleaning towel.

Shenzhen LFK accepts OEM orders.

Analyst's comment: Face masks with built-in fans make breathing easier and more comfortable while filtering airborne particulate matter.