Features1Package List: The bike modification set includes 15A controller, S810 panel, throttle dial, 8C power assist sensor wiring, 8C power assist sensor sheet, 1 to 5 connecting line. 2Heat Dissipation Housing: The controller housing is made of metal material with a grooved design, which prevents the internal circuits from thermal overload due to heat dissipation. 3Data Display: When cycling, this S810 panel will display many useful data on your bike, such as switch buttons, light switches, battery level display, etc. A small display can keep you on top of the situation. 4S810 Panel: Made of ABS material, the S810 panel is light, strong and durable, with fine workmanship, high toughness and waterproof performance, providing better protection for the internal circuit and making it more durable. 5Applications: 15A controller kit is suitable for 250W motor, for DIY electric bikes, electric vehicles, electric scooters, folding vehicles, etc. Bike modification kit greatly improves riding fun, suitable for cyclists who like challenges.SpecificationItem Type: Bike Modified Controller KitMaterial: ABS, Rubber, Aluminum Alloy, MetalGross Weight: 907g / 32.0ozController Size: 80x50x30mm / 3.1x2.0x1.2inApplicable: Suitable for 250W motor, matched for JN communication protocol (commonly known as No.2 communication protocol)Controller Current: 15AController Speed Setting: 1.1-4.2VApplicable Motor Power: 250WPackage List1 x Controller1 x S810 Panel1 x Throttle Dial1 x 8C Power Assist Sensor Wiring1 x 8C Power Assist Sensor Boosting Sheet2 x Brake Handle1 x 1 to 5 Connecting Wire1 x Controller Package1 x Manual