How to Use: 1. Press and hold the power button for 2 seconds to turn on. 2. Short press the power button to adjust the strength. 3. The default strength of power on is 1 gear, a total of 6 gears can be selected cyclically. 4. During work, the blue indicator light is always on. 5. The blue light flashes during the charging process, and the blue light is always on when fully charged, and cannot be turned on during charging. Specification: Item Type: Intelligent Snoring Device Material: ABS, stainless steel Product Size: Length: Approx. 6.2cm / 2.4in Width:Approx. 2cm / 0.8in Height: Approx. 1.2cm / 0.5 in (manual measurement, there will be 0-0.2cm error) Battery Type: Lithium battery (built in) Battery Capacity: 120mAh Package List: 1 x Intelligent Snoring Device 1 x USB charging cable 1 x Manual Note: The indicator light (bluelight) will light up normally after the product is switched on, but the current effect cannot be felt after wearing it close to the skin, which is normal and not a product problem because the product needs to intelligently detect the snoring sound and low-frequency vibration to trigger the current effectWorking Principle: Automatically detects the sound of snoring and sleep-apnea, and immediately starts to massage the excessively relaxed muscles of the throat. Gift: Relieve snoring tool is the best gift snorers, it not only allows them to sleep well, and at the same time has a better relationship with the people around them. Reusable: The intelligent snoring device is wearable, reusable, comfortable to wear, not easy to fall off, and ensures sleep quality. The healthy sleep device is light in weight and small in size. It is very convenient to carry when traveling. Take it wherever you go, without worrying about disturbing others by snoring. Quiet: The smart snoring device is comfortable and convenient to wear, and it is silent to sleep, which can ensure your deep sleep and spend every day with peace of mind. It is equipped with an adjustable elastic strap, which is light and comfortable to wear. No longer forcibly oppress your mouth and nose, giving you a more comfortable experience. Sensor: The snoring sound is automatically and accurately detected by the high accurate sensor, and the hypoglossal nerve and the hypoglossal muscle group are massaged by vibration pulses of different frequencies, which promotes muscle tightening, adjusts the breathing rhythm, and makes breathing more glossily.: B0CB4KWX8S. Manufacturer: Horoper. Item Weight: 3 ounces. Package Dimensions: 4.72 x 3.15 x 1.18 inches.