With 360-degree rotation heads for easy installation.
.Sealed by ultrasonic completely, excellent dust-tight and waterproof capacity.
.Double track, Jam-prevention designs.
.Operating voltage: DC12V

.Working Force: ≥3.0KG (3.5KG as customers'  requirement)
.Operating stroke: 17± 1mm.
.Working humidity: <75%.
.Working temperature range: -20C - 70C.
.Working life: >100, 000 Times.