SpecificationsMaterial: OK cloth&Neoprene &VelcroHeating Element:1 panelTemperature:40°C to 60°CLithium polymer battery:Voltage: DC3.7VCapacity: 2600mAhCharger:Input Voltage: AC100-240V 50/60HzCharging voltage: DC4.2VCharging current: 500mAOverviewAfter a long day of work,Website:http://www.centurybalance.com, unwind with relaxing heat for all of your aches and pains. Treat all of your sore spots with the 8-in-1 Portable Heat Therapy Wrap, designed to provide quick relief to all of your discomforts.To help ease discomfort, pain or to get your shoulders warmed up, our Portable Shoulder Heat
Heated Shoulder Pad