Can directly control the electric lock through the signal line (PUSH) of the access controller or other switch signal output, which can reduce the load of the access controller and reduce safety hazards; can connect various normally open (NO) or normally closed (NC) electric locks Small appearance, easy to carry This power supply is suitable for various entrance and exit access controllers and building intercoms, and is especially suitable for various types of electric locks Delay control circuit, 0~20 seconds adjustable Can be installed (external), remote control output function, Manufacturer: Ounfhtrttk