menstrual heating pad, heating belt, vibration belt, relieve pain during cramps, relieve stomach pain and menstrual period Feature: USB interface can input or output DC5V 1A; power 10W; capacity 1800mAhThree-level intelligent temperature control: The intelligent system is used to control the temperature. The three-level temperature constant temperature hot compress can promote blood circulation, stabilize the nerves, and continue to warm the body. It is suitable for menstrual cramps, backaches and stomach cold. ; Powered by DC 5V portable battery or low-voltage power cord, such as laptop, USB adapter, 5V/1A power bank, etc.Real-time digital display temperature: visually adjust the temperature, you can check the temperature and power at any time, visualize and accurately control the temperature, and it is safe to not overheat; massage acupoints fundamentally relieves the pain of Aunt Gonghan and other problemsBuilt-in battery: built-in capacity 1800mAh battery, wireless battery life,Each charging time is about 3-4 hours Usage: lightly press the power button for 3 seconds to turn on, and lightly press the power button again for 3 seconds to turn off; click and press the power button to adjust to the first temperature 45; press again to adjust the second temperature to 55; third Press the vibration button once to adjust to the third temperature 65; click and press the vibration button to vibrate at low frequency; press the vibration button again to vibrate at medium frequency; press the vibration button for the third time to vibrate at high frequency, and the three vibration indicators will follow The vibration frequency increases and lights up one by one; press the vibration button for the fourth time to check the battery levelNotice :Do not use while charging, this product has safety protection function, please rest assured to usePlease try to unplug the charger within half an hour of full chargeIf not used for a long time, please charge it once a month. If it is not used for a long time, it will affect the service life of the battery.During use, if the heating is uneven or not obvious, the battery power is low, please charge it in timeColor: dark green, fruit green, pinkMaterial: ABS+antler clothProduct weight: 170g (light and portable)Product size: 20X8.5cm/8X3.5" (without fixing strap)