LCD Display Device for 5/5.5 Inches Size. This display is compatible only with 36V 12A controller or JIPIN controller. Please confirm the controller model before purchasing. Incompatible controller models may result in throttle malfunction. Display wiring instructions (match wiring by color during installation): Red: + (power supply voltage) Black: - White: Controller switch control line Blue: RXD signal line Yellow: TXD signal line Green: Acceleration signal line NOTE: Instrument setting for 24V/36V voltage: Press and hold the middle button for 3 seconds to switch mode. Press the up/down buttons individually to increase or decrease gears. Press both up and down buttons simultaneously to enter the setting interface. Press the middle button to cycle through settings. Use up/down buttons to adjust parameters. Press both up and down buttons simultaneously to save settings. Material: Plastic Color: Black The product features a 6-pin connector and is designed exclusively for 6-pin interfaces. Please verify compatibility before ordering. Package Contents: 1 x Scooter Display Note: Light reflection and screen display differences may cause slight color variations between the image and the actual item. Measurement error allowance is +/- 1-3 cm.