Feature: 1. Made of high quality aluminum and plastic materials, fine workmanship, good toughness, good waterproof performance. 2. It provides better protection for internal circuits and makes them more durable. The perfect accessory for an electric bike. 3. You can easily understand the speed, gear, power, mode, indicator light and other basic state of the ebike. 4. With LCD and thumb shifter 2 in 1, automatic or timer sleep mode, speed limit Settings, very practical, easy to use. 5. Each cable comes in a different color, making it easy to install the panel display on the ebike. The perfect accessory for an electric bike. Specification: Item Type: Electric Bicycle Controller LCD Thumb Shifter Material: Aluminum + Plastic Color: As Pictures Shown Controller Voltage: 24V LCD Size: Display Size: 3.6cm/1.4in Pipe Hole Diameter: 2cm/0.8in Line Length: 205cm/80.7in Suitable Handlebar Diameter: 22.2mm/0.9in Package List: 1 x Controller 1 x LCD Thumb Shifter