1、INCLUDED TOOLS: Bike lithium battery retrofit kit, including display, controller, GD01 instrument, thumb throttle, boost sensor cable, magnetic sheet and power off brake handle. 2、METAL CONTROLLER: The controller shell is made of excellent metal, with groove design to ensure good heat dissipation, protect the internal circuit and avoid thermal overload. 3、PLASTIC HOUSING: The instrument housing is made of excellent ABS material, with good toughness, wear resistance, waterproof and durable, effectively extending the service life. 4、MULTIPLE DISPLAYS: GD01 instrument has a variety of data display functions, such as switch button, light switch, battery power and other displays, which are clear and intuitive. 5、WIDE APPLICATIONS: The controller set is applicable to 1500W motor, used for DIY electric bike, electric vehicle, electric scooter, folding car, etc., with strong practicability. Item Type: Electric Bike Display Kit Material: ABS, Rubber, Aluminum Alloy, Metal Controller Size: Approx. 185 x 80 x 45mm / 7.3 x 3.1 x 1.8in Current: 35A Controller Speed Setting: 1.1-4.2V Applicable Motor Power: 1500W 1 x Controller 1 x Controller Bag 1 x Controller User Manual 1 x GD01 Display 1 x Display User Manual 2 x Power Off Brakes 1 x Thumb Throttle 1 x Boost Magnetic Sheet 1 x Boost Cable