Fitment: The 36V speed controller and throttle kit is compatible with Razor MX500 (V21+)/ MX650 (V14+)/ SX500/ McGrath electric dirt rocket bike, pocket mod Bellezza electric scooter, EcoSmart Metro scooter, RSF650 electric street bike, all versions of dirt quad 500 atv Constant Current Control Technology: This razor mx500 controller module is equipped with constant current control technology to ensure both consistent incremental current and dynamic running current, thereby helping to prolong battery life. The speed controller uses wires that meet U.S. standards, the power motor wire is 14AWG, and the control wire is 20AWG Overload Protection: When the battery pack falls below a specific voltage, the mx650 controller and throttle turns the motor off to enhance system safety, stabilizes riding speed and ensures riding safety Speed Model & Handle Grip: The mx650 throttle can increase friction to facilitate anti-slip. Additionally, this razor mx650 dirt bike throttle has power, full and low models for exchange use. The handlebar grips fit on those razor models that come with a twist grip throttle, which is made of premium rubber for durability and grip 36V Control Module Information: The model number is HB3650-TYD6-FS-ROHS, part number: W15165070015, most electric scooters and electric bike have controllers which were made specifically for that model. The throttle is 6 pin male, please check it carefully Note: Some parts for Razor electric dirt bike are version specific. The version number may be found on the battery charger, battery box, battery cover, or other areas. The 7th and 8th numbers on the Razor tag are the version number. For example: 01 = Version 1; 05= Version 5; 21 = Version 21 XIKOBY Upgrade 36V Controller and Throttle Compatible with Razor MX500 MX650 Dirt Bike, Control Module and Twist Throttle Replacement for Razor SX500 Electric Dirtbike Rocket Dirt Quad EcoSmart Parts

Fitment

Dirt Bike:

Razor MX500(V21+)/ MX650(V14+)/ SX500/ McGrath/ Electric Dirt Rocket Bike

Scooter:

Pocket Mod Bellezza Electric Scooter

EcoSmart Metro Scooter

all versions of Dirt Quad 500 ATV

Package Includes：
1xController, 1xThrottle