Features13 MODE CONTROLLER: Equipped with a sine wave 3 mode controller, compatible with 24V250W 24V350W 36V250W 36V350W 48V250W 48V350W hall sensor and sensorless brushless motors, featuring self learning functionality. 2 CONSTRUCTION: The controller's shell is constructed with a metal design with grooves, providing heat dissipation to keep internal circuits from overheating. The panel is made of durable ABS material, lightweight, and waterproof, ensuring protection and durability. 3WIDE APPLICATION: for DIY electric bikes, electric scooters, folding bikes, and other transportation devices. This electric bike accessories enhance riding enjoyment and are suitable for adventurous riders. 4EASY INSTALLATION AND MAINTENANCE: This bike conversion parts are easy to install and maintain, allowing you to customize their electric bikes for an enhanced riding experience. 5ENHANCED RIDING EXPERIENCE: With the assist sensor and magnet, you can enjoy a comfortable and effortless riding experience, as the bike will automatically provide power assistance based on your pedaling intensity.SpecificationItem Type: Bike conversion kitMaterial: Aluminium alloy, ABS, plasticWeight: Approx. 566g / 20ozController Voltage: DC24V, 36V, 48VController Current: 171APackage List1 x Controller1 x Panel1 x Panel Manual1 x Thumb Throttle1 x 1 to 2 Waterproof Cable1 x Assist Sensor1 x Assist Magnet1 x Manual