tures:
·Ultrasonic wlede and excellent waterproof.
·1 Master, 3 slaves.
·Compatible with any car and alarm system.

Specificaion:
Working voltage: DC12V +/- 2V
Load current: 2.3A
No load current: 0.15A
Flexible distance: 18 +/- 1mm
Dynamic torsion: 4.5 -5.5kg
Control time: 0.2S
Longevity: 100,000 times
Working temperature: -40~+65°C