Portable Heating Pad Back or Belly Heating Pad for Women and Girls Comprehensive care of the abdomen, not only can be used during the menstrual period but also can be used for daily maintenance of the abdomen. Features: With four different adjustable temperatures: 45-degree daily heating, 55-degree menstrual care, 65-degree dysmenorrhea, and combination nursing.? With four different vibration massage modes: soothe the pain, soothing massage, strong earthquake massage, and comprehensive care massage.? Easy to use, the temperature and vibration are adjusted separately, and you can choose to only turn on the heating or only turn on the vibration mode. Simple operation, press once to open gear 1, press second to open gear 2, and so on, press fifth to return to gear 1, and long press to close. A large area of heat, comprehensive care of your abdomen. Adopts a very soft and comfortable contact surface, which can make you comfortable and can dissipate heat evenly. Waistband is adjustable and fits most waist sizes. Small size, easy to carry and store. Suitable for warming the uterus, stomach, abdomen, and waist protection. A perfect gift for a female. Specifications: Interface: DC Battery capacity: 1800mah Charging time: 3-4 hours Duration of use: About 2 hours (the medium gear with vibration and heating turned on at the same time) About 1 day (only the vibration mode is turned on) 2-3 hours (only turn on the heating mode) Material: ABS Size(L x W):175 x 90mm Package contents: 1 x Electric massage belt 1 x DC charging cable 1 x Product Manual