1、Oxygen Concentrator / CPAP, patients won\u0027t have to deal with cumbersome, uncomfortable masks. 2、Anti Snoring, enjoy quiet sleep and your every night. 3、PM2.5 filter, improve the air quality. Easy to operate and convenient to use,Just plug the comfortable buds into your nostrils and turn on the switch,the electronic anti snoring device can operate normal to bring you a different the whole night comfortable sleeping experience! Features: Oxygen Concentrator / CPAP, patients won't have to deal with cumbersome, uncomfortable masks. Anti Snoring, enjoy quiet sleep and your every night. PM2.5 filter, improve the air quality. Adjustable wind force. 1-3 speed change, 1 wind speed 12h, 2 wind speed 10h, 3 wind speed 8h. Soft,comfortable silicone engineered to stay firmly in the nostril, forming a perfect seal without the need for straps. Specifications: Color: Blue, Red, White Shell: ABS Environmental Material Rechargeable: Yes Charging Power: 5V/1A Charging Indicator: Red light when charging.NO light after fully charged Product Dimension:60*25*25MM Package Weight: 65g/2.3oz Package size: 90*78*30m/3.5*3.1*1.2in Packing List: 1 x Electronic anti snoring device 1 x USB Cable 1 x Instruction Manual 1 x Electronic anti snoring device 1 x USB Cable 1 x Instruction Manual