... control card lock system 4.stainless steel lock New generation stainless steel electric lock for hotel :1,Hotel lock ,Europe style,2,RF card/MF ... Mortise5,Seal PCB ( Printed Circuit Board)6,Mechanical override key7,Stainless steel finishing on front & inner escutcheon8,Door ajar alert,Deadbolt ... for Domestic 4-5 Star HotelsOur factory and us New generation stainless steel electronic lock for hotel