1) Full-screen color digit display with right/left indicator in three colors to show the exact position and distance 2) Alarm in six-stage with different lights and sounds 3) Automatic detecting obstacles once reversing gear is activated 4) Super-wide detective angle prevents side impact 5) Anti-jamming electronic wave 6) Fit for wide temperature 7) Simple wiring, DIY installation 8) Installation on bumper, just as original fittings 9) Avoid wrong message