1.usb mousepad and hand warmer 2,material,Plush,far-infrared carbon fiber,lycar 3.Temperature,40~45 4.Product Size22*20cm ... Nameusb mousepad and hand warmerInput Voltage, PC-USB/5V Input Power, 3.5WProduct material ,Plush, far-infrared carbon fiberTemperature ,40°C ... fashionable style .make the user feel fashionable., usb mousepad and hand warmer