Feature:1. [Including] Electric bike conversion kit including 22A controller, M6 instrument, 130X thumb throttle, 8C power assist sensor and 1 to 2 connecting line.2. [Controller Material] The controller housing is made of high quality metal with a grooved design, which the internal circuits from thermal overload due to good heat dissipation.3. [Exquisite And Waterproof] The instrument is made of high quality ABS material, which is light, strong and durable, with fine workmanship, good toughness and waterproof performance, providing better protection for the internal circuit and making it more durable.4. [Multifunctional] The LCD M6 meter is compatible with 36V and 48V voltage. When riding a , the LCD meter will display many useful data on your , and it is more intuitive to view it loosely on a large screen, such as intelligent power display, which truly reflects the battery power and records the power in real time. Consumption, guaranteed riding mileage, mileage display, fault display, power assisted push mode 6km/h, etc., external three way button, easy to operate.5. [Widely Application] 22A controller kit is suitable for 500W motors, which is mainly used for DIY electric , electric vehicles, electric scooters, folding vehicles, etc., easy to maintain, lithium battery modification greatly improves the riding fun.Specification:Item Type: Electric Bike Conversion KitMaterial: Aluminum alloy+ABS plasticController Box Size: Approx. 120 x 53 x 32 mm / 4.7 x 2.1 x 1.3 inInstrument Size: Approx. 95 x 60 mm / 3.7 x 2.4 in (manual measurement allowable error)Controller Rated Voltage: DC 36V/48VController Maximum Current: 22AController Speed Setting: 1-4.2VController Brake Input: Low levelBOOSTER: 1:5Applicable Motor Power: 500WConnector Type: Full waterproof connectorWeight: Approx. 737g / 26ozController Line Definition:1. Red, black single wire: power wire2. Black single large wire