Features： 1、APPLICABLE SCENARIO: Motor speed controller throttle twist grips are suitable for electric bicycles, electric tricycles and electric motorcycles. Suitable for a variety of DC motors and other applications, can well adjust motor speed 2、COMFORTABLE GRIP: The grip is made of comfortable and soft rubber material, making the grip more comfortable and not tired for a long ride 3、DURABLE CIRCUIT BOARD: This controller is made with circuit board for a longer service life 4、HIGH EFFICIENCY PROTECTION: Motor control box throttle twist grips has high efficiency, high torsion, low heat, prevent reverse polarity protection, high current protection rating 5、CORROSION RESISTANT ALUMINUM ALLOY: Brushless controller throttle twist grips adopt aluminum alloy material, light weight, possess good strength and good corrosion resistance Specification： Item Type: Motor Speed Controller Throttle Twist Grips Material: Aluminum alloy and rubber Package List： 1 x Motor Speed Controller 1 Pair of Throttle Twist Grips