1、Excellent Heat Dissipation: The controller housing is made of aluminum alloy with groove design, which has good heat dissipation performance and can protect the inner circuit to avoid thermal overload. 2、Display Panel: The panel is made of ABS material, lightweight, sturdy, with fine workmanship, good toughness and water resistant performance, providing better guard for the internal circuit and making it more long lasting. 3、Multiple Display: The panel has multiple functions. While riding, it displays a wealth of useful data, such as the switch button, light switch, and battery level indicator. 1 display screen allows you to stay informed at all times. 4、15A Controller Kit: The 15A controller kit is suitable for 250W, 350W motors, suitable for DIY electric cycle, electric scooters, and more. It enhances the riding experience for adventurous cyclists. 5、Package Included: The controller kit includes a 15A controller, H100 display panel, thumb throttle, power pedal assist sensor, and 1 to 2 connecting cable, making it a comprehensive solution for modifications. Item Type: Electric Cycle Conversion Kit Material: ABS, Rubber, Aluminum Alloy, Metal Controller Voltage: 36V 48V Controller Size: Approx. 83x52x30mm / 3.27x2.05x1.18in Controller Maximum Current: 15A Controller Rated Current: 7A Controller Speed Setting: 1-4.2V 1 x Controller 1 x Thumb Throttle 1 x Power Pedal Assist Sensor 1 x Controller Wiring Manual 1 x 1 to 2 Connection Cable 1 x Panel 1 x Panel Instruction Manual