Features： 1、Reduce Snoring: Prevent snoring device provide neural stimulation, enables the user to reduce the frequency of snoring without any side effects. 2、Smoothing Breathing: Snoring device adopted different frequency vibration pulses to massage jaw muscles and adjust the breathing rhythm. 3、Promote Sleeping: Electric prevent snoring device can make breathing easier, which effectively make you have a good sleep quality. 4、Length Adjustment: Electric relieve snoring device adopted fixed ring can be adjusted according to your needs, provide fitting. 5、Strap Fixing: Sleep aid snoring device with ear hanging strap for fixing, safe and firm, which is easy and comfortable for you to wear. Specification： Item Type: Electronic Prevent Snore Device Material: ABS Battery Type: Lithium Battery Battery Capacity: 180mAh (Included) Package List： 1 x Prevent Snore Device 1 x USB Cable 1 x Manual