Customer first, if there is any dissatisfaction with the product, support full refund within 30 days! Soft Usb Blanket Set Can Be Machine Washable For Home Travel Office Features: Gradient double-sided velvet: gradient color, front and back consisting of and blue; Warm and stylish; made of super soft cotton velvet. USB power interface and extension cable give you a more experience. , safe and power saving central heating: lightweight and invisible, built-in carbon fiber heating pad, can be used for power bank, laptop, car USB adapter, USB socket charger, USB hub, MicroUSB phone charger. Recommended (5V-12V/2.0-3.0A output power). Indoor + Outdoor: Designed to provide extra warmth for travel, office, home, outdoor and vehicle use. Product Description: It is portable and generates reasonable heat according to the USB power limit. The recommended output power is 5.0V-12V/2.0-3.0A. Not suitable for ambient temperatures below 55°F. EASY CARE: Easy to handle, machine washable and tumble dry. Disconnect the power cord before washing or drying. Low voltage safety: 5V-12V/2.0-3.0A standard power output, with cable. Material: Farai + small Viflosae Heated Blanket Soft Usb Blanket Set Can Be Machine Washable For Home Travel Office Up to 50% Off Gradient double-sided velvet: gradient color, front and back consisting of and blue; Warm and stylish; made of super soft cotton velvet. USB power interface and extension cable give you a more experience. , safe and power saving central heating: lightweight and invisible, built-in carbon fiber heating pad, can be used for power bank, laptop, car USB adapter, USB socket charger, USB hub, MicroUSB phone charger. Recommended (5V-12V/2.0-3.0A output power).