This is a USB heating pad, which is made of smooth, durable and safe cloth material. It has excellent texture and can serve you well. It is made with craftsmanship, has a smooth surface, is comfortable to the touch, and can be durable for a long time without tearing easily. Features -Color:Black -Material:Cotton -Size:20.00X10.00X0.30cm/7.86X3.93X0.12in -Operating voltage: 5V -Product power: 8W -Adjustable temperature: the heating pad offers adjustable temperature settings -Multipurpose use: ideal for a wide range of applications, including germination, reptile care, and aquarium heating, making it a versatile addition to your gardening and pet care tools -Usb powered: conveniently powered by any usb port, this heating pad can be used with power banks, laptops, or usb adapters, providing flexibility in usage -Even heat distribution: the heating pad ensures uniform heat distribution, promoting healthy growth for your plants and maintaining optimal conditions for your pets -Easy maintenance: the heating pad is easy to clean and maintain, ensuring simple use and longevity Package list: 1 heating pad