ITEM NAME:3X 3.7 12V LED Car Seat Heated Electric Thermostat Temperature Controller Switch Descriptio n Description: 100% Brand New And High Quality. Practical And Durable. Fine Workmanship And Long Service Life. 3.7V~12V Electric Heating Clothes Thermostat Switch Gloves Belt Kneepad Seat. Electronic Thermostat Temperature Controller. Specifications: Material: Silicone, Metal Color: Black Size: 39*39*36mm Voltage: 3.7V-12V Current: Up To 3A Wire: 3 Wires Package Included: 3 *Â Temperature Controller Switches Note: 1.Due to the manual measurement and different measurement methods, the actual size could be slightly different. 2.Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different. We offer you what you need! 3X 3.7 12V LED Car Seat Heated Electric Thermostat Temperature Controller Switch.3.7V~12V Electric Heating Clothes Thermostat Switch Gloves Belt Kneepad Seat. We'd like to settle any problem in a friendly manner. We want to make sure you are happy with our item. Goods without RMA number will NOT be accepted.