- 4-color digital LED display with buzzer built-in

- "BiBi" audible warning buzzer in 3 steps

- Volume switch control

- Detachable sensor with waterproof socket connector (optional)

- Digital meter distance mode, feet display available

- 4-directional indicator of left and right

- 4 rear sensors for full coverage, 2 ~ 8 sensors available for front & rear detecting

- Heavy rain-proof & all weather design

- High quality and easy to install

- All spare parts are compatible

- Different sensors & colors optional (stick-on & insert-in)