specification: Type: Plug-in foot warmer_x000D_Power supply mode: USB 5V_x000D_Function: Three-speed temperature control, three-speed timing, USB power supply._x000D_Color: gray, pink Features: 11. Warm feet in winter: Feet are an important part of our body. Keeping your feet warm helps blood flow and warms the whole body. 2_x000D_2. Special boot design: Different from the traditional foot warmer, it is designed into a boot shape with natural fluff, and the soft bottom allows you to heat your feet without socks. 3_x000D_3. 3 adjustable temperature modes: 3 adjustable temperature modes, which can be easily adjusted according to the situation. Since it is a USB power source, it may take some time to warm up at startup, but it is more energy efficient and more convenient. 4_x000D_4. Timing function: Up to 60 minutes of timing function, 30 minutes, 45 minutes,60 minutes, can be easily set according to the application, very useful when you are busy with work and worry about forgetting to turn off the power. 5_x000D_5. Suitable for all places: Suitable almost everywhere! Keep your feet warm anytime, anywhere in your home, office, or car. (With temperature sensing resistance probe, safety guarantee.) PackageList: 1 x Foot warmer _x000D_1 x heating pad _x000D_1 x USB cable _x000D_1 x thermostat _x000D_ _x000D_