Feature: 1. Controller Performance: The 36V 48V 1000W controller casing is made of metal with groove design, which can protect internal circuits and avoid thermal overload due to its excellent heat dissipation function. 2. GD01 Display Performance: The electric bike GD01 display adopts ABS material, which is lightweight, sturdy, and durable, with fine workmanship, good toughness and waterproof performance, providing better protection for internal circuits, making it more durable. 3. Multiple Functions GD01 Display: When riding a bike, this electric bike GD01 display will display many useful data on your bike, such as switch buttons, light switches, battery level display, and other functions. A display screen can keep you informed of the situation at all times. 4. Main Applications: Electric bike controller kit is suitable for 1000W motors, suitable for DIY electric bike, electric scooter, folding bike, etc. The bike lithium battery modification greatly enhances cycling pleasure, making it suitable for cyclists who enjoy challenges. 5. What You Get: The 36V 48V 1000W electric bike controller kit includes for JN controller, GD01 display, thumb throttle, power assist sensor wiring, power assist sensor magnetic disc. Specification: Item Type: 36V 48V 1000W Electric Bicycle Brushless Controller Kit Material: ABS, Rubber, Aluminum Alloy, Metal Weight: Approx. 1139g / 40.2oz Controller Current: 30A Controller voltage: DC 36V 48V Controller Speed Setting: 1.1-4.2V Braking: Input Low Level Controller Size: Approx. 150x80x45mm / 5.9x3.1x1.8in Application: Suitable For Use With 1000W Motor, Matching Communication Protocol For JN Products (Common Communication Protocol No.2). Package List: 1 x Controller 1 x Display 2 x Brake Lever 1 x Power Assist Sensor 1 x Power Assist Sensor Magnetic Disc 1 x Thumb Throttle 1 x 1 in 4 Wire2 x Manual