... -road machinery etc. With body within 10 meters.B, LED monitor display Time while driving forward, and detect obstacles distance and direction ... casing, with waterproof/anti-shock/anti-interference design D, LED display monitor with built in buzzer alarm or human voice alarmE, Detachable ... cable x 4 (3.75m/4.25m optional)LED display x 110m LED display monitor cable x 1 (10m, 15m, 20m optional)0 ...