The ARS420 is an advanced system to aid reversing and parking. The 4 detectors, which are installed on the rear of car, scan and detect objects behind cars with ultrasonic waves. The feed-back wave will be amplified and anyalized by a controller. The distance between car and obstacle and direction of obstacle is displayed on LCD screen with 3-step voice, advanced digital and intelligent Left-Right double digit section indicator.

Specifications:
- Controlled via intelligent computer processor designed in USA
- Energy Efficient operation
- Starts automatically when reverse gear of car is selected
- LCD screen displays distance via both number and display bars
- Display shows external temperature when not reversing
- 3 alarm modes via 78dB piezo alarm
- Contains 4 x wide angled flush mount sensors
- Detecting range from 0.1 to 2.0m
- Operating temp range -40º to +80º Celsius
- Shock and weather resistant
- Sensors flush mounted via rubber grommets