HEAT THERAPY WHEN AND WHERE YOU NEED Comfytemp back heating pad is powered by a battery and equipped with a 5000mAh rechargeable batteryModelK3ZC Instead of staying near the outlet all the time You could use it in bed working doing housework traveling in the car or outdoors and enjoy the freedom of movement SOOTHE ACHES FOR BACK AND WAIST Comfytemp lower back heating pad is perfectly designed for your back and waist contour it helps promote blood circulation and soothes muscle aches TARGET MENSTRUAL PAIN RELIEF Our heated back brace also can effectively relieve period pain it features an ultracomfortable contact surface for even more comfort and provides comforting heat and soothing vibrations Every woman should be loved and cared for 3 HEAT SETTINGS 3 MASSAGER MODES Comfytemp lower back heating pad offers 3 heat settings Low Medium and High to meet your different temperature demands and delivers 3 soothing massage modes to help further alleviate the tension and soreness of the lower back and waist to achieve extreme comfort 30mins autooff safety feature to prevent excessive heating and save energy UP TO 58 INCH The heated back brace adopts a super soft and comfortable contact surface which can make you comfortable and can dissipate heat evenly The waistband is adjustable and can be up to 58 with an extension strap As is an ideal health gift for parents or friends on Birthdays Thanksgiving or Christmas