FDA/CE Weight : 310g Product size : 65*65*180mm -Metal fuselage, aviation aluminum, high-end fashion -Circular three-layer filter screen: primary filter screen + HEPA + activated carbon -Remove formaldehyde, PM2.5, second-hand smoke, dust, pollen and other micro -particles -High concentration of anions, improve sleep, enhance immunity and alleviate driving fatigue -360 circular air inlet, large space circulation, faster clean air -Intelligent detection system, real-time display of current air PM2.5 content and active purification