Xiaomi Purely Anti-Pollution Air Sport Mask With PM2.5 550mAh Rechargeable Filter, 3D Structure Excellent Purify Black

Main Features:
- Nano-fiber electret filtering technology, the air filter is apparently able to achieve PM2.5 filtration efficiency of up to 99 percent
- Three adjustable modes, the mask has a thin fan with 3 speeds, and you can adjust the fan speed by a button, which is designed for meeting different demands on various conditions and relieving the suffocating feelings
- Food-grade PC material, quiet and ultra-thin fan, the mask is safe and comfortable to wear
- Three-dimensional structure, compact appearance, and lightweight design
- A perfect gift for outdoor sports

Description:
Xiaomi launched a new anti-pollution air mask. Featuring a three-dimensional structure, and a rechargeable and detachable air filter, the mask is lightweight and portable, weighting 50.5g. Importantly, through nano-fiber electret filtering technology, the air filter is apparently able to achieve PM2.5 filtration efficiency of up to 99 percent.

Specification:
- Material: PP and PC
- Rated voltage: DC 5V
- Rated power: 0.4W
- Battery: 500mAh rechargeable lithium-ion battery
- Battery service time: 4 - 8 hours
- Weight: 50.5g