Features: 1. Watch appearance and Electronic acupuncture; 2. Automatic work and easy to operate; 3. Improve sleep quallity; 4. Unique designed biosensor for automatically detects snoring; 5. Utilizes the body's natural biofeedback mechanism by stimulating the nerves in the wrist area 6. Nerve stimulation trains the user to reflexively reduce snore frequency and volumeUsers experience no harmful side-effects, non-invasive method 7. Stimulation does not disturb or wake the user from normal sleep 8. Wristband designed for maximum comfort and convenience 9. Power-saving function: automatically powers off after 8 hours of use 10.Help the user change his sleeping position without waking up 11. Comfortable to wear and good quality 12. Both the wearer and the roommate can enjoy a silent night and good sleep Specifications: 1. Output intensity: 180uA 2. Main output form: 0.2 HZ fixed 3. The output waveform: fixed number of square wave wave output 4. Serving Time: 8 hours(automatic off) 5. Power supply: 1.5V AAA batteries(Not included) 6. Operating environment: 10C-+40C 30~85%RH 7. Preserve environment: -20C~+50C 10~95%RH 8. Transmission environment: -10C~+50C 30~85%RH 9. Available color: Black 10. Item weight: 25g Package List 1 x Snore Stopper 1 x English Manual 1 x Screw Driver