1、Included Accessories: Bike lithium modification controller kit contains 22A controller, LCD8H meter, 130X shifter and 8C assist sensor. 2、Metal Controller Housing: The controller housing is made of high quality metal with grooves designed to protect the internal circuitry from thermal overload due to good heat dissipation. 3、Multifunctional LCD8H Display: With a variety of functions, so that you can easily view the data on the panel. When riding a bike, the product will display many useful data on your bike, such as power display, backlight display, headlight display, brake display, temperature, one way time, total travel time, current speed, average speed, maximum speed, total one way distance, 6km/h thrust assist. 4、Wide Applicability: 22A controller kit is suitable for 500W motor, suitable for DIY electric bike, electric bike, electric scooter, folding bikes, etc. Easy to maintain, the lithium ion bike modification greatly enhances the pleasure of riding and is suitable for cyclists who like a challenge. 5、Simple Operation: Simple to operate, easy to use, easy to install and disassemble. Without any difficult requirements even though you use it for the first time. Item Type: Square Wave Controller Kit Weight: Approx.783g / 27.6oz Material: Aluminum Alloy + Plastic Product Size: Controller Box Size: Approx.126 x 66 x 38mm / 5.0 x 2.6 x 1.5in Meter: Approx.109 x 67mm / 4.3 x 2.6in Controller Type: Square Wave Controller Controller Connector Type: Common Connector (Except Motor Waterproof Connector) Controller Rated Current: 11A Controller Maximum Current: 22±1A Controller Speed Setting: 1-4.2V Controller Brake Input: Low Level Applicable Motor Power: 500W Controller Line Color Definition: 1. Black Single Big Head Wire: Waterproof Motor Wire (9PIN) 2. Red And Black Single Big Head: Power Cord 3. Red, Blue, Black, Green And Yellow Single Row Five Wire Port: Meter Cable 4. Red And Blue Line (2pcs): Power Off Brake Handle Line 5. Red Black White Line: Throttle Shifter Line 6. Brown, Black And Yellow Line: Power Sensor Line 1 x Controller 1 x Meter 1 x Meter Bracket 4 x Meter Stand Washer 2 x Meter Stand Screw 1 x Meter Manual 1 x Thumb Throttle 1 x Assist Sensor 1 x Controller Wiring Manual