Features:
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~+65ípc
33*32*52
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