LCD Display Device for 5/5.5 Inches Size. This display is compatible only with 36V 12A controller or JIPIN controller. Confirm the controller model before purchasing, as different models may cause throttle issues. Display wiring instructions (match wire colors 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 – long press the middle button for 3 seconds to switch mode. Use up and down buttons individually to increase or decrease gears. Press both up and down buttons simultaneously to enter the settings interface. Press the middle button to cycle through settings. Adjust parameters using up and down buttons. Press both up and down buttons together to save settings. Material: Plastic Color: Black The product has a 6-pin connector and is designed for 6-pin interfaces only. Ensure compatibility before ordering. Package Contents: 1 x Scooter Display Note: Light reflection and screen differences may cause slight color variation between the image and the actual item. Measurement error allowance is +/- 1-3 cm.