... Digital Lock 1. Suitable for hotel room, apartment,office,reisdential door;2. Door openning in 1-2 seconds when the RF card on ... .Applying to hotels, luxury villas, luxury apartments and high-grade office buildings and other places; Function 1.IC card lock: To open the ... Gold-PVDMaterials:Zinc alloyWeight:3-5kgs Application: hotels,home, office, luxury villas, apartments buildings and other places;