12-2V use reversing alarm with double knock silent mode night mode

General Specifications:

1. Output level: 97dB±4dB(A) AT 1.2M

2. Voltage: 12-24 VDC

3. MAX. current drain: 0.6A

4. Temperature range: -40-85℃

5. Frequency: 500-7kHz±10%

6. Duty cycle: 2.86S±10%, 3 beeps + warning this vehicle is turning left

7. Weight: 300g

8. Materials: 30% glass filled nylon

9. Size:127.5*79*82mm

10：Connection: 2 seperate wires without connector

About DOUBLE KNOCK SILENT MODE

Put into reverse it works, put into reverse within 3 seconds it silent, and resets in 5 seconds

P/Ns of B70 series alarms:

*Wiring/connections optional:

Mechanical drawing (mm)：