Features: Adjust temperature: this heating pad is controlled by a controller. The temperature of the heating pad is adjustable, with gears 110 30-70°C. Timing function, choose within 40-90-150 minutes. Change temperature: A controller controls this heating pad.With gears ranging from 30 to 70 °C, the heating pad can be set to any temperature.Using the timing function, between 40 and 150 minutes. Easy to Use: Control with buttons on the wired controller. 10 heating modes adjustable. Anti-scalding and radiation-free. Machine Washable: Material that is gentle on the skin and is machine-washable. Before you wash, take the controller out. Comfortable: Made from superior materials that are lightweight and durable. It fits the back, neck, shoulders, hands, and legs well. Good Choice: Convenient for taking anywhere. In cold weather, reusable hand warmers are also an ideal solution for office s. Notice: Actual color may be slightly different from the image due to different display and light effect. Please allow 1-3cm deviation due to manual measurement. Description: 9 Levels: 1-28°C/2-29°C/3-31°C/4-34°C/5-37°C/6-39°C/7-42°C/8-47°C/9-51°C Timing: 0.5h/1h/1.5h/2 Package List: 1x Physical Therapy Heating Pad