Bullet Points:Safe to Use:Heated Throw Pillow adopts a metal fiber wire to heat to provide a 4-zone large heating area and rapid heating to 60C. Healthy heating, safe and no leakage, comfortable and warm. Can be hand-washed and machine washed.Practical Heated Pillow:Lumbar Heating Support Pillow features a design of high-temperature red temperature 50-60 , medium-temperature blue temperature 40-50 , low temperature green 38-40 . You can choose according to your personal needs. Intelligent heat preservation and uniform heating.Simple to Use:Electric Throw Pillow has a design of USB-5V/2A power supply interface, supporting USB/type-c double switch. Can be used when connected to a mobile power supply. Convenient and practical.Selected Material:Heating Lumbar Support Pillow has great quality with selected flannel fabric material. Soft to the touch and provide you with maximum comfort.Wide Applications:Heating Throw Pillow has wide applications, which can be used as a pillow or hand warmer when folded. Also can be used as a car seat cushion, sofa cushion, pet pad, etc.Heating Throw Pillow is safe, soft, comfortable, convenient, and practical. Winter Heated Pillow can be used to warm the back and abdomen when it is tiled, and it can be used as a pillow or hand warmer when folded.Specification:Product name:Lumbar Heating Support PillowFabric:FlannelSize:42*42*3CMHeating element:carbon fiber heating wireHeating sheet:4 piecesWeight:350gVoltage/power:5V safe voltage/8w powerApplicable power bank:5V2ATemperature:high temperature red temperature 50-60, medium temperature blue temperature 40-50, low temperature green temperature 38-40Remarks:Power bank not includedSize:42*42*3cm/16.5*16.5*1.2inchPacking List:Heated Throw Pillow