1. Gun type actuators, mini type. 2. 5 wires actuator: 1 pc, 2 wires actuator: 3 pcs. 3. With 360 degree rotation heads, easy mounted. 4. Fits for most cars (4 doors). 5. Sealed by ultrasonic, excellent waterproof capacity. 6. Jam-prevention. 7. Working voltage: DC12V±3v. 8. Standard working current: < 5A. 9. Flex range: 18 ± 1mm. 10. Working humidity: <75%. 11. Working temperature range: -20C - 70C. 12. Supporting pressure: >3.8 KGS. 13. Working life: >100,000 circularly.