1、Rapid Heating: The back electric heating pad heats up evenly, rapidly heating up, and the heating wires are distributed to provide average heat. 2、6 Levels: Plush heating pad has 6 levels of temperature adjustment, the heating pad will automatically stop heating when it reaches the target temperature to ensure safe use. 3、Soft Material: Electric heating pad is made of super soft fabric, soft fit and more comfortable, bringing you a different experience, and detachable and machine washable, easy to clean. 4、Multifunction: Heating pad relieves cramps, chronic ache, muscle tension and soreness with heat therapy and can be used to cover your back, neck, shoulders, arms and legs and more. 5、Elastic Straps: This heating pad offers elastic straps that allow the heating pad to wrap around your shoulders, waist, arms or legs, and features a dustproof drawstring pocket for easy storage or portability. Item Type: Back Electric Heating Pad Material: Crystal Super Soft Temperature Setting: Warm Temperature Range: (-40℃/104F) Low Temperature Range: (-45℃/112F) Medium and Low Temperature Range: (-48℃/119F) Medium Temperature Range: (-52℃/126F) Medium High Temperature Range: (-56℃/133F) High Temperature Range: (-60℃/140<F) Time Setting: Level 4 Time is Set at 30-120 Minutes for Energy Saving and Safety 1 x Back Electric Heating Pad 1 x User Manual