technical specification
1. Rated Voltage: 12V DC
2. Operating Range: 9-16V
3. Rated Current: 20-200mA
4. Detection distance: 0.2-2.5m
5. Ultrasonic Frequency: 40KHz
6. Working Temperature: -30~+80º C
Features:
1. Three-color LED display
2. Digital LED display
3. "BiBiBi" alarm sound
4. sound on or off for option
5.4 rear sensors