Good quality car central locking system with remote control 1 master, 3 slaves 

·Central locking system with riveted gun type actuators

·Cables with tube protection

·Convert any vehicle with manual door locks to central locking power door locks

·Universal features and fits any model of any brand

·Parting line sealed by ultrasonic welding and riveted

·ABS housing

·Working temperature: -40 to +80 degrees Celsius

·Patented double track design, moving more stable and anti-block

·Steel power metallurgical main gear allows 100,000 times life cycle

·Push/pull force: 4.5kg

·Motor with Japanese technology

·Water-resistant

·Adjustable positioning hardware for easy installation and quiet operation

·Hardware with 8 mounting holes for flexible installation

·Voltage: 12VDC +/-2V

·System of control: negative ground

·Compatible with car alarm system

·360-degree swivel or fixed head available

·Stroke: 22mm