Item Type: Color Screen Instrument Material: ABS, Metal, Electronic Components, Silicone Gross Weight: 230g / 8.1oz Lead Wire: five wires Interface: waterproof connector General Voltage: 24V 36V 48V Meter Connector Wire Length: Approx.20cm / 7.9in(manual error) Meter Switch Wire Length: Approx.25cm / 9.8in(manual error)Package List 1 x Meter(Including Switch and Cable) 1 x Bracket2 x Screw4 x Silicone Ring1 x Instruction Manual Pay attention to the use of products that are consistent with communication protocol(No. 1 communication protocol) 1Data Display: Display driving parameters such as driving speed, one way mileage and accumulated mileage, riding time, power assisted gear, engine power and temperature, battery voltage and charging status, braking status and working environment temperature. 2Intelligent Power: Truly reflect battery power, record real time power consumption, and ensure riding mileage. Multi gear switching, auxiliary gear is automatically saved, and the stop gear state can be recovered after power on. 3Parameter Adjustment: It has multiple user parameter adjustment functions, which can adjust and adjust motor parameters, speed measurement parameters, speed limit parameters, power parameters, power auxiliary control parameters, minimum voltage and maximum current parameters of the controller and other operating modes. 4Data Visualization: Users can view historical driving data and clean it accordingly, view single or cumulative driving time, mileage, top speed per hour and average speed for a single trip. 5Vehicle Power Assist: With 6km/h power assist function, the pulse sign flashes during power assist, the driver can use it when driving the vehicle, the vehicle is laborsaving and easy to drive. 6Cruising Speed Control: With cruising setting and display, the vehicle speed can be maintained automatically, enabling the vehicle to travel at a constant speed, in assist mode, the screen will display pedal revolutions per minute (rpm). 7Driving at Night: With LED backlight display and headlight switch control function, the instrument backlight and headlights can be activated when driving at night. 8Password Waterproof Connector: Three number power on password setting, waterproof connector, you can rest assured to drive in the rain. 9Automatic Alarm: For vehicle faults, different fault words can be requested to facilitate vehicle inspection and maintenance, with motor operating temperature display to achieve over temperature alarm and motor protection. 10Five Wire Digital Communication: Using five wire digital communication, the instrument has good compatibility and interchangeability, and different instruments can directly exchange data and copy parameters, 24V, 36V, 48V power supply voltage can be automatically recognized and compatible. 11Cracked Design: The main body of the instrument and the operation buttons are of cracked design, which makes the operation more reasonable and convenient.