Features： 1、According to ergonomic design, beautiful and scientific, in line with the waist and abdomen curve. Wireless remote control, simple operation. 2、Hot compress, low frequency electrical pulse, magnetic effect to form a consistent energy field. 3、Hot compress, can promote blood circulation, accelerate fat motion; There are 5 automatic combined electric pulse modes and 4 manual massage modes, which can be selected according to different needs and suitable for a wide range of people. 4、With multiple magnets built in, it is easier for the remote control to be absorbed together with the host machine. 5、Using 3D smart fitting technology, the electrode can be easily adjusted according to the curve of your waist, making it more comfortable to use. 6、USB fast charging and ultra?long battery life. The maximum battery life is 5h after a full charge. Specification： Item Type: Menstrual Heating Belt Material: ABS Size: Approx. 115 x 23.5 x 11.5cm / 45.3 x 9.3 x 4.5in 1. Product specifications Charging Power Supply: 5V DC 1A (USB) Input Power: 5W Built-In Lithium Battery: 3.7V 1800mAh Built-In Lithium Battery: 3.7V 150mAh 2. Normal working conditions Ambient Temperature: +5~+40℃ Relative Humidity: ≤80% Atmospheric Pressure: 86kPA-106kPa 3. Electrical properties Pulse Frequency: 1Hz-1000Hz Pulse Width: 20us~400us The electric quantity of a single pulse at the maximum output amplitude: >7μC Maximum Energy Output Per Pulse: s300mJ Effective Value Of Maximum Output Amplitude: ≤25V (50mA) Open Circuit Measurement: Maximum output voltage: ≤500V Influence of open and short circuit at output end: it can withstand the influence of open and short circuit at output end, and its performance cannot be weakened. 4. Transportation and storage conditions: Ambient Temperature Range: -20℃~+55℃ Relative Humidity Range: ≤93% Atmospheric Pressure Range: 50kPa~106kPa 5. Principle: The working principle of this product is to send movement signals to human skin, exercise the muscles of waist and abdomen, and promote blood circulation, accelerate fat movement and relieve fatigue by adjusting the strength and mode of low cycle and adding hot compress, so as to meet the needs of different kinds of people.Although this product is powered by lithium battery, we would like to remind you that in accordance with relevant regulations, if you feel any discomfort during use, please stop using it.For people with special physical conditions, such as pregnant women, the elderly, children, people using pacemakers, do not use. 6. Instructions: Instructions for remote control: A. Long press the power button to turn on the red light B. Short press the power button to switch mode: Mode 1: pulse massage, vibration massage, heating; Mode 2: pulse massage and heating; Mode 3: pulse massage, vibration massage; Mode 4: Pulse massage C. Pulse massage consists of five modes: Mode 1, combined massage; Mode 2: Finger massage; Mode 3: Kneading and massage; Mode 4: Massage; Mode 5. Percussion massage. D. Operation instructions of the remote control: Press + to enhance the pulse strength, a total of 9 gears Press M to switch pulse mode, there are 5 modes Press - to reduce pulse strength to a minimum of 1 Long press the power button to start the machine Short press the power button to switch pulse, heating and vibration modes Power on automatically for 15 minutes If you want to stop the work, you can directly press the power button to shut down the machine Main: When operating the remote control, the host machine will receive the signal successfully with a prompt of "di". If the prompt of "Di" is not heard, please operate the remote control again. Package List： 1 x Host 1 x USB Charging Cable 1 x Remote Control