Chair Heating Mat Light Gray Heating Graphene with 3C Adapter Heated Cushion for Winter House USB Characteristic: 1. Features: Using this heating pad has the functions of "wind dissipation and cold dissipation" and "channel heating and security unlocking". Temperature control and heating awaken vitality and activate stiff muscles and ligaments. 2. Heating: The electric chair heater heats evenly, it is warm and comfortable. 5 seconds of fast heating. 30 seconds of constant temperature. Heating the back at the waist with a voltage of 5 V. 3. Hip Pain Relief: This heated chair pad heats up for 1 minute when plugged in, perfectly relieving back and hip pain caused by prolonged sitting. 4. Premium Graphene: The heated chair cushion is made of the highest quality graphene material, which is comfortable and has good performance. 5. Operating voltage: The voltage of this chair heating is 5V DC and is safe to use. Please allow slight dimension error due to manual measurement. Item Type: Chair Heating Mat Material: graphene Gross weight: 1097 g/38,7 oz Voltage: DC5V Product Size: 90x46x6 cm/35,4x18,1x2,4 inch, without cushion thickness Color: Light Grey List of packages: 1 xHeating mat for chair 1 x Power Cord