Anti Haze PM2.5 Mouth-Muffle 𝐌𝐀𝐒𝐊𝐒 Protective Cover for Men Pregnant Woman and Daughters - USB Charging More Convenient (Transparent Protective Cover)

Description

Size:Transparent protective cover Specification: Condition: 100% Brand New Item Type: Mouth-Muffle Material: PP + Silicone Color: White Built-in Power Supply: 700MAH Polymer Battery Working Voltage: 3.7V Working Time: 4-5 Hours Charging Time: 2 Hours Charging Parameters: 5V/1A Filter Type: Four-layer Composite Filter Noise Decibel: <40dB Working Environment: -20℃~50℃ Product Size: Approx. 9.4 x 10.9 x 6.4 cm / 3.7 x 4.3 x 2.5 in Weight: Approx. 175g / 6.2oz Package List: 1 x Mouth-Muffle1 x Strap1 x USB Cable1 x English User Manual5 x Filter (One Filter in Mouth-Muffle) Note: 1. This product has a certain waterproof function, but do not immerse this product in water.2. Please allow 0-2 cm error due to manual measurement. Thanks for your understanding.3. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.