1、Controller Housing: The controller housing is made of premium metal material with a grooved design, which prevents the internal circuits from thermal overload due to better heat dissipation. 2、Data Record: When cycling, this display 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. 3、LCD8S Panel: The meter is made of ABS material, which 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. 4、Applications: 15A controller kit is suitable for 250W motor. And suitable for DIY electric bikes, electric vehicles, electric scooters, folding vehicles, etc. Bike lithium battery modification kit greatly improves riding fun, suitable for cyclists who like challenges. 5、Package List: Bike lithium battery modification controller kit includes controller, LCD8S instrument, thumb throttle, power assist sensor wiring, power assist sensor sheet, one for five connecting lines. There are many kinds of sets, suitable for your own DIY modification, to meet all needs. Item Type: Bike Modified Controller Set Material: ABS, Rubber, Aluminum Alloy, Metal Gross Weight: 931g / 32.8oz Product Size: 80x50x30mm / 3.1x2.0x1.2in Applicable: Suitable for 250W motor, matching communication protocol is used for Quantum products (commonly known as No. 1 communication protocol) Maximum Current: 15±1A Controller Current: 7A Controller Speed Setting: 1.-4.2V Applicable Motor Power: 250W Brake: Input low level 1 x Controller 1 x LCD8S Meter 1 x Meter Bracket 4 x Rubber Ring 2 x Srew 1 x Throttle Dial 1 x 8C Power Assist Sensor Wiring 1 x 8C Power Assist Sensor Boosting Sheet 2 x Brake Lever 1 x 1 to 5 Cable 2 x Manual