Features: 1. Made of good materials with fine craftsmanship, which ensures good toughness and waterproof feature, which provides better protection for inner circuit and makes it more durable. 2. It allows you to easily have a look at the basic state of electric bike about rate, gear, power, mode, lamp, etc. 3. The display supports 3 levels of backlight, multiple settings such as auto or timer sleep mode, rate limit and more, very practical and easy to use. 4. Every cable has different color, easy to install the panel display to electric bike. 5. Perfect accessory for electric bike, scooter, etc. Specification: Condition: 100% Brand New Material: Aluminum + Plastic Color: Black Controller Power: 250W/350W (universal for electric bikes with or without Hall sensor) Controller Size: Approx. 8.8 x 5.2 x 3cm / 3.46 x 2.05 x 1.18inch Weight: Approx. 374g Options(Power Supply Voltage): 24V; 36V; 48V; 60VDefinition of LCD line color:Red---positive pole of power supply; Yellow---switch output; Blue---signal reception;Green---signal transmission; Black---negative pole of power supply ;White---positive pole headlights. Packing List: 1 x Controller 1 x Display with Shifter Note: 1. For Display: one cable plug is for lamp, the other for display 2. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.