Auto-detecting and auto-alarming mechanism

A beep indicated when turns to reverse gear

Display built-in 4-stage audible warning buzzer.

Left / right obstacle indication

MICROCHIP CPU from USA

Waterproof sensors

The sensors aid detecting potential back obstacles and enable accurate distance measurement

To make reversing safe and convenient

Detecting range: 2.5m- 0.2m

Operating temperature: -30centigrade~ + 85centigrade

Voltage: DC 12V, +/-2V (optional: 24V)

Frequency: 40KHz