➤【Health & Pain Relief】Heating Back Massage Works only when plugged in, no battery option; The back electric heat belt is made of graphene, softer and healthier; Electric heating belts with 5 lumbar support provide comfortable warmth for back pain, alleviate muscle soreness, relieve cramps, sedentary lifestyle and keep waist warm; Perfectly suitable for women, the elderly, office workers, drivers, etc. ➤【Fast Heating & Velcro Straps】 Plug & play and heat up in seconds, the USB heating belt works when plugged into the power source, and the low current is safer for using; Two adjustment straps provide custom fit and compression, making the electric heating belt lock in place where you need it. ➤【Portable with pocket to insert power bank】The electric back warmer is equipped with a pocket,.
eBay