The moisture meter can quickly measure the moisture content of the grain. 1. Metal controller: The controller housing uses high quality aluminum alloy metal with groove, which has good heat dissipation function and can protect the inner circuit to avoid thermal overload. 2. LCD4 Display Meter: LCD4 display meter can display a lot of useful data, you can easily view this data such as power display, battery voltage, backlight display, headlight display, brake display, driving speed, maximum speed, total one-way distance, for belt sign, 6km/h thrust assist, cruise control function, etc. 3. Easy to install and use: The electric motor driver kit is very convenient to use, just follow the connection scheme for wiring. The LCD display meter is easy to install. 4. Stable and sensitive control: This set of controllers allows for stable and sensitive control of braking speed and direction changes. 5. Application: The kit includes a fully waterproof KT 22A controller, LCD4 display meter, 130X throttle, 8C power assist sensor, 1 pair of brake levers and 1 to 4 cable, which is suitable for converting an electric bike with a 36V/48V 500W brushless motor. Specification: Item Type: Electric Motor Controller Kit Material: aluminum alloy plastic Product color: as shown in the pictures Controller box size: approx. 125x66x39mm / 4,9x2,6x1,5 inch Product weight: approx. 989 g / 34,9 oz Controller Connector Type: Waterproof Connector Controller rated voltage: DC 36 V/48 V Controller Rated Current: 11A Maximum Controller Current: 22 1A 1 x Light Cord 1 x Controller Wiring Manual Controller low voltage protection: DC 30/40 0,5 V Suitable engine power: 500 W LCD display meter function description: Switch button, up button, down button, battery level indicator, throttle sign, 6 km/h assist, brake sign, cruise sign, travel distance, total distance, backlight and headlights, assist sensor sign, maximum speed, driving speed (metric system), battery voltage, distance (metric system). List of packages: 1 controller 22A 1 x LCD Display Meter4 1 x Meter Manual 1 x throttle 1 x 8C Power Assist Sensor 2 x brake lever 1 x 1 to 4 wires 1 x Controller Wiring Manual Note: 1. It should be used in conjunction with communication protocol compliant products.2. Controller wiring instructions: The controller can be connected to the corresponding line interface to realize this function; simply define the wiring according to the color of the controller line.1. Black Single Large End Wire with 9 Pins: Waterproof Motor Wire 2. Red and black single wire: power cord 3. Black single large end cable with 8-pin connector: 1 to 4 wiring (5-pin LCD meter, throttle, 2 x brake lever)4. Black single cable with 3-pin connector: sensor cable with assistance Detailed instructions can be found in the manual.