Specification Name: 5V USB electric blanket thermostat mattress Material: felt cloth Color: Gray Pink Size: Single 160*80cm/63*31.5 inches Double 160*150cm/63*59.06 inches Type: Dual 2*USB ; Single 1*USB Number of heating plates: 12Pcs ;6Pcs Rated voltage: 5V Rated power: 2*10W Fast heating mode: support 7.5V/3A Three-speed temperature control: 35℃-40℃, 40℃-45℃, 45℃-50℃ DESCRIPTION FAST HEATING BLANKET: Enjoy a warm and cozy winter with this USB heated blanket. You can heat up this blanket at any time by simply using USB power. Three temperature control levels: 35℃-40℃, 40℃-45℃, 45C-50℃. You can adjust the temperature according to the actual use. Whether you are an adult, an elderly person or a child, you can use it easily. MACHINE WASHABLE DESIGN: The USB heating blanket is machine washable. We suggest you wash it gently with cold water and dry it at low temperature to make the blanket more durable. Even repeated washing will not cause tearing, color fading, hair loss, pilling and so on HIGH QUALITY MATERIAL: The electric blanket is made of high quality felt cloth material, durable, safe, warm, delicate and humanized. If you are in a cold area, winter is a must. WIDELY APPLIED: The electric blanket is safe, warm and delicate. This electric blanket is perfect for single blankets, you can use it in family leisure, field construction, school dormitories, office lunch breaks, construction dormitories, outdoor camping and so on. Product list: 1*usb thermostatic mattress