All steel structure, sturdy and anti prying, with a box thickness of 2mm and a door panel thickness of 5mm
Imported high stability microcomputer chips are used, and the box is made of high-quality lead-free plastic powder that meets international environmental requirements
Adopting international standard ADI number buttons, 3-6 digit combination self set password, with three consecutive input errors, the box automatically locks for 5 minutes
Large LED operation information display includes: input information prompt, battery level indication, programming status, and door opening/closing record
Two sets of password design: management password and guest password, management password is only used by hotel management personnel
Equipped with emergency key switch box door, which can be opened using the emergency key when the password is forgotten
Optional computer decoder (CEU) and computer management software for hotel management departments, with the function of querying door opening and closing records, printing 100 records
Management control 1: 2 sets of passwords, customer passwords and management passwords, management passwords can be modified by factory settings
Management Control 2: When the password is forgotten, the mechanical key can be used to open the box door
Management Control 3: Battery depleted, mechanical key lost, optional computer decoder to open box door