Feature:1. REDUCE MENSTRUAL DISCOMFORT: Cordless menstrual heating belt uses heat treatment to provide soothing relief from menstrual cramps and discomfort.2. MULTIPLE MASSAGE MODES: With 5 pulse modes and 9 vibration strength levels, our menstrual heating belt offers customizable massage options to meet individual needs.3. TARGETED HEAT treatment: The built in heating function delivers gentle and constant warmth to the abdomen, promoting relaxation and alleviating pain.4. VERSATILE USE: Heating belt can be used not only for menstrual pain reduce but also for soothing and massaging other areas such as the back, buttocks, and legs.5. ADJUSTABLE AND COMFORTABLE: The waist belt is adjustable to fit various waist sizes, ensuring a comfortable and secure fit during use.Specification:Item Type: Electric Waist Heating BeltMaterial: ABS, Electronic ComponentsBattery: Built in lithium battery 1200mAhRated Power: 5WCharging Time: Approximately 2 hoursCharging Method: USB (DC5V 1A)Rated Voltage: DC3.7VRated Time: 15 minutesModes: 5 pulse modesGear Mode: 9 levels of vibration strength, 18 levels of pulse strengthSpecial Features: Dual use for waist and abdomen, vibration massage, pulse massage, heat treatmentSuitable Massage Areas: Waist, abdomen, back, buttocks, legsHow to Use1. Charge the massager fully.2. Long press the power button to turn on the device, and it starts working.3. Press "M" to switch between 5 pulse modes: Mixed mode, low frequency hammering mode, high frequency pounding mode, micro pulse treatment mode, acupuncture mode.4. Long press the "M" heating button to turn on/off the heating function.5. Press the switch button briefly to cycle through vibration strength levels from 1 to 9.6. After selecting the desired massage mode, press the "+" button to increase the strength, and the "-" button to decrease the strength. There are 5 pulse modes with 18 levels of strength.7. During use, long press the power button to turn off everything.How to connect to the power source:Please use the built in USB charging cable to connect to a phone charger or power bank (input voltage 5V, current not exceeding 1.5A). When powered on, the indicator light turns red, and it turns off when fully charged..Package List:1 x Waist Heating Belt1 x USB Charging Cable