Description: Stainless steel or iron construction Connect via 2-wire to our Apartment Video intercom system Fits for electrical control, key or hand operation Can be opened from inside and outside (with keys) even if no power Automatically lock when the door is closed,Fit doors (1-3/8'') 35mm to 50mm(2'') thick Specification: Working voltage 12VDC Opening Voltage 12V Working current 150mA Material Metal Dimension 131mm(L) x 107mm(W) x 39mm(H) Life time 500,000 times Package Includes: 1 Piece Electric lock 1 Piece Key cylinder 1 Piece Key 1 Pack Installation Accessories (screws) Note: NOTE: This electronic door lock can be used with nearly all the door phone video intercom
