Specifications: With 3-gear switch the adjustable temperature is between 50-70 centigrade. They are wear-resistant and low temperature resistant keep your hands warm during driving. The handlebar is waterproof and dustproof with long service life. It is easy to install and use. Wiring Method: The red wire is connected to the positive pole and the black wire is connected to the negative pole. It is recommended to connect the circuit of the electric door lock that is the circuit behind the key. Item Name: Heated Handlebar Material: Aluminium Alloy Input Voltage: DC 12V Temperature: Low Temperature: 50 Centigrade; High Temperature: 70 Centigrade Features: Electric Warm Comfortable to Grip Suitable Pipe Diameter: 2.2cm/0.87 (Approx.) Size: 15.7cm x 7.4cm/6.18 x 2.91 (Approx.) Notes: Due to the light and screen setting difference the items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 2 x Heated Handlebar