Air Purifier Necklace, Rechargeable Air Purifier Negative Ions,white

This air fresher creats up to 80-160 millon / cm negative lonsHelps to eliminate PM2.5 air pollutants, smoke, odors, dust,etc.Silent operation and easy to useNo extra filter neededIf you want to have a better immune system in the flu season, stop allergies from bothering you, boost your metabolism, this portable device is a reasonable option.Name: Air Purifier NecklaceWorking voltage: DC5VPower: Less than 1wBattery capacity: 700mAhCharging time:2hWorking time:40-80hcolour: whiteMaterial: ABSSize: 8.1x3.7x2.5cmPackage Contents:1 x air purifier with chain1 x usb cableOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.