. Main features:
. Self-testing function
. Different alarm sounds can remind the nearest obstruction lies on front or rear
. Front sound: BoBoBo Rear sound: BiBiBi
. One LED display and one control unit
. Opposite indication on display represents front or rear direction
. Front 2 and rear 4 sensors for full front and rear coverage
. Display with built-in buzzer and alarm sound ON/OFF switch
. All weather design (-30deg. C ~ +80deg. C)
. Range: Front: 0.3 ~ 0.8m Rear: 0.3 ~ 1.5m
. Anti-false alarm