Features1COMPLETE KIT: Electric bike controller kit, including controller, S810 meter, thumb throttle, power assist sensor wiring, power assist sensor magnetic piece. Suitable for DIY modifications to meet your needs. 2MULTI DATA DISPLAY: LCD display panel has multiple functions, it will display many useful data on your bike while riding, such as on off button, light switch, battery level, etc, so you can always keep track of the situation. 3HEAT DISSIPATION CONTROLLER: The bike controller housing is made of metal with grooves design, which has great heat dissipation and can guard the internal circuit, thus avoiding thermal overload. 4WATERPROOF METER: LCD display meter is made of ABS material, which is lightweight, sturdy and durable, with high toughness and waterproof performance, providing better protection for internal circuit. 5APPLICATION: 30A Bicycle controller kit for 1000W motor, mainly can be used for DIY electric bicycle, electric scooter, folding bike, etc. Easy to maintain and improve the fun of riding, suitable for cyclists who like challenges.SpecificationItem Type: Electric Bike Controller KitMaterial: ABS, Rubber, Aluminum Alloy, MetalApplicable: Applicable to 1000W motor, matching the communication protocol for the use of for JN's products (common No. 2 communication protocol)Controller Size: Approx. 150x80x45mm / 5.9x3.1x1.8inController Current: 30AController Speed Setting: 1.1-4.2VBrake: Input Low LevePackage List1 x Controller1 x LCD Display Meter2 x Brake Handle1 xPowerAssist Sensor1 xPowerAssistMagneticPiece1 x Thumb Throttle1 x One for Four Wire1 x Instruction Manual