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 settings for 24V/36V voltage: Press and hold 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 setting 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 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: Other items not included. Lighting effects and screen differences may cause slight color variations between image and actual product. Measurement error allowance is +/- 1-3 cm.