12 Volt D.C. Operated Motorised Lock is a magnetic sensor based fully automated system that conveniently functions with knob from inside. The Motorised Lock works on 12 Volt D.C and can be used for any type of door operation. The Motorised Lock is easy to use and can be unlocked with a key from outside. 12 Volt D.C. Operated Motorised Lock is made of quality grade raw materials that ensure durability and long service life.