Feature:1. Aluminum Alloy Controller Housing: The controller housing is made of high quality aluminum alloy with a grooved design, which protects the internal circuits from thermal overload due to good heat dissipation.2. Multifunctional LCD4 Display: The LCD4 display meter has a variety of functions that make it easier for you to view the data on the panel; while cycling, the product will display many useful data on your bike.3. LCD4 Display Function Description: Switch button, up button, down button, battery level indicator, throttle sign, 6km/h thrust assist, brake sign, sign, travel distance, total distance, backlight and headlights, power assist sensor sign, etc.4. Wide Range of Applications: 22A controller kit is suitable for 500W motor, suitable for DIY electric bicycle, electric vehicle, electric scooter, folding bike, etc.; easy to maintain, can improve the riding fun, suitable for cyclists who like challenges.5. Bicycle Modification Controller Kit: Bicycle lithium battery modification controller kit includes 22A controller + LCD4 display meter + 130X thumb throttle + 8C power assist sensor.Specification:Item Type: Bicycle Lithium Battery Modification Controller KitMaterial: Aluminum Alloy + PlasticProduct Size: Controller Box: Approx. 126x66x38mm / 5.0x2.6x1.5inController Type: Wave ControllerController Connector Type: Ordinary Connector (Except Motor Waterproof Connector)Controller Rated Voltage: DC 36V/48VController Rated Current: 11AController Maximum Current: 22±1AController Speed Setting: 1-4.2VController Brake Input: Low LevelController Low Voltage Protection: DC 30/40±0.5VApplicable Motor Power: 500WLCD4 Display Function Description:Switch button, Up button, down button, battery level indicator, throttle sign, 6km/h thrust assist, brake sign, cruising sign, travel distance, total distance, backlight and headlights,