1、TPV MATERIAL: The handle is made of TPV material, thermoplastic vulcanized rubber, one-piece molding, durable and environmentally friendly, and has a wider range of use. 2、ADVANTAGE: It has good anti aging, heat resistance, high toughness, high resilience and other properties, high strength waterproof design, detachable handle tail plug, can be sealed or exhausted. 3、5 SPEED ADJUSTMENT: 5 speed adjustment switch, the temperature can be adjusted at will, and it can warm your hands in winter, bid farewell to frostbite, not afraid of wind and rain and snow. 4、BUILT IN SMART CHIP: Built in smart chip, when the voltage is too high or too low, it will automatically cut off the power and enter the standby state, which is safer to use. 5、SCOPE OF APPLICATION: It can be installed on DC12V motorcycles, scooters, ATVs, and three wheeled motorcycles. It has a wider range of applications and is more convenient to use.