YGDA Personal Travel Mini Portable Air Purifier Clip-on Wearable Negative Ion Purifier for Kids and Adults Home Mini USB Charging Air Purifier Eliminates Airborne Pollutant Particles 1 Pack

Specifications: Input interface: micro usb Material: ABS Power: ≤1W Silent decibel: s20db Running time: 30 hours Product size: 7.5*2.5*2cm Packing size: 10*6.6*3.7cm Product weight: 33g/90g with color box Package Included: 1*purifier + charging cable + manual Featrues: -USB charging, long-term operation. -Take it with you, small size, take it away and run silently. -0 radiation and low noise operation, mother and baby can use it freely. -It can be used in outdoor sports, business travel, office, indoor and other places. -Sit wherever you go, work without interruption, and the air will be clean with you.