Meco Outdoor N95 Intelligent Temperature Control Masks Anti-Fog Pm2.5 Dust Air Bacteria Pollen Cleaning Warm Electronic Electric Constant Temperature

Specification: Material: Food Grade Silicone Color: Red, Blue Battery: 3.7V Rechargeable Lithium-ion Battery Charging Time: About 1 hour Temperature Control Time: About 1 hour Temperature: About 45 degrees Features: Adopts the level of N95 filtering cotton, professional spray melt filtration material, to 2.5 micron particles, filtration rate above 95%. Wearing glasses will not fog, the air through the nasal discharge from another channel, will not make glasses into the mist. Four gear design, elastic can be adjusted. Note: 1.This product have internal electronic components, it is forbidden to wash with water 2. This product is not recommended for use in environments where the smoke and oxygen content are less than 18%. 3. Filter cloth can only be used once, do not recommend to clean and use again. Package Included: 1x Air Mask 10x Filter 1x USB Cable 1x Reserve Nasal Plug 1x Reserve Loose Tendon