Wireless car parking sensor with 4 sensors and 2 sides 4 color 7 stage LED indicator and 4-stage Beeper and 5-stage Voice Report(optional silent); - The max detected distance:2.0m;
- The min detcted distance:0.3m; - From 0.3 m to 1.5m for parking function; - Working temperature:-40C~+80C - Supply voltage:10-15V(DC).