PM2.5 Dust Mask For Kids Anti-Pollution Breathable Smart Electric Fan Mask Air Supply Face Mask Outdoor Cycling Camping

Specification MaterialABS PC SiliconeInput voltage5V 1ANoiseLess than 30dBWorking environment 20℃ 50℃Battery life6hMaximum air volume2L s net air volumeFeatures No need to hold your breath low noise small and light Ergonomically designed to fit the curvature of the face and prevent the ingress of polluted air Five safety protection active purification electric air supply ultra quiet safe endurance high efficiency filtration Three in one high efficiency filtration physical purification of layers through the inertial collision of natural breathing multiple physical isolation effectively blocking PM2 5 particles in the air Primary filtration Intercepting large particle suspensions fine 0 3 micron primary filtration can block large diameter materials such as dust and hair Interception of formaldehyde odor etc intercepting particles and bacteria above 0 1 micron adsorbing harmful gases such as formaldehyde ammonia benzene xylene hydrogen sulfide in the air and quickly eliminating odor Filtering inhalable lung particles The well recognized PM2 5 filter is a good filter medium for smog and smog It can filter out particles larger than 0 3 microns in diameter with an efficiency of over 99 7 Electric fresh air circulation 3 winds can run normally for 3 5 years and quickly exhaust under micro positive pressure to reduce heat generation Package inlcuded 1 x Kids Anti fog Mask1 x USB Data Cable1 x Manual