... character1,Suitable for hotel ,apartment,office,residential door;2,Door thickness requirement is 38mm to 60mm;3,With ... ziinc alloy material, fadeless and durable; 4,Measurement of ... American standard mortise,deadbolt function,high security;7,Door openning in 1-2 seconds when the RF ... package6 factory7 welcome to locstar keyless door locks for hotel