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 controllers may result in throttle malfunction. 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 modes. Use up and down buttons 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. Use up and down buttons to adjust parameters. Press both up and down buttons simultaneously to save settings. Material: Plastic Color: Black The product has a 6-pin connector and is designed exclusively for 6-pin interfaces. Please verify compatibility before ordering. Package Contents: 1 x Scooter Display Note: The package includes only the items listed above. Other accessories are not included. Note: Lighting conditions and screen differences may cause slight variations between the product color in images and actual color. Measurement error allowance is +/- 1-3 cm.