High grade zinc alloy fire keypad with solenoid lock that is strong, , fire , , provides physical protection against forced entry.is perfect for Safe Locks Replacement. Our Digital keypad security solenoid locks are suitable for most home and lockboxes, , , hotel , cabinet , slot . The safe lock kit contains: Numeric keypad, solenoid valve, 2 mechanical keys, reset cable and motherboard (PCB). Due to the safety design, replacement safe locks require installation by professionals or people with certain technical capabilities to the quality of installation and the high-quality use of the product., Manufacturer: CTRLZS