UHPPOTEDC12V Electric Drop Bolt Lock Key Open Fail Secure NO W/Cylinder Time Delay

UHPPOTE DC12V Electric Drop Bolt Lock Key Open Fail Secure NO W/Cylinder Time Delay

LIBO Electric Drop Bolt Lock DC 12V Fail Safe NC Mode Electronic Door Lock for Access Control Security System with Time Delay

UHPPOTE 12V Power Supply for Door Access Control System & Intercom Camera (Input: 110-240VAC / Output:12VDC)