Wearable portable negative ion air purifier Necklace wear purifying pendant gift Color:Silver blue G: Champagne long

G: Champagne long

Working temperature: -18-80°C

**SWEAT-PROOF & PORTABLE CASE*: Sweat-proof to protect our headsets from corrosion

Power adapter type: EU plug

Rated voltage: DC-5V

Wearable portable negative ion air purifier Necklace wear purifying pendant gift Color:Silver blue G: Champagne longProduct Category: Air Purifier Function: remove smoke and dust Power mode: USB Use environment: personal wear Applicable area: less than 10m2 Working principle: negative ions Air purifier air volume: 50 cubic meters hour Noise: 25 (dB) Product size: about 39*39*16. 5mm Voltage: DC5V Power: <1W Current: <12mA Material: ABS Features: 1. Personalized accessory air purifier 2. Ultra small size, easy to carry 3. Short time charging, long standby 4. USB