1. Numeral and LCD display
2. LCD display shows three(five or six) direction's distance at the same time
3. Human voice reporting direction and the distance such as "left behind 32in"
4. Numeral display from 1.8m to 0.3m
5. 2, 4, 6, 8 sensors for option
6. Display size: 75*15*65mm
EUR
GBP
CAD
