Dashboard Display Right Switch Button For Ford Transit Custom 2012-2017 Pre-facelift FITMENT: For Ford Transit Custom 2012-2017 Pre-facelift SPECIFICATION: Install Position: Dashboard Display Right Side Switch Button Type: Switch Button Material: ABS+PVC+Electronic Components Input Voltage: DC12V -DC24V Working temperature: -20~80 (℃) On LED Indicator: Yellow LED Back Light: Green PACKAGE INCLUDES: 1X Switch Button 1X Wire Harness Wiring Diagram: Note: You need to wire this to your device through a fused relay! #1 Yellow Wire: Input Positive #2 Black Wire: Dashboard Light Negative #5 Black Wire: On Display Light Negative #6 Blue Wire: Output Relay+Device (Control Accessories) Positive + #7 Red Wire: Dashboard Light Positive NOTE: Please allow 1-3 cm difference due to manual measurement. Due to light and screen difference, the item's color may be slightly different from the pictures.