Electronic Hotel Card Door Lock with Free Software

• USA standard 5-lock tongue structure lock core with hierarchical management. • Triple mute lock body for quiet operation. • Lock face features no artificial rivets or plastic parts for a clean aesthetic. • Board supports anti-interference and error correction features for reliability. • Circuitry is damp-proof and dust-proof processed before shipping. • Lock information is retained even during power outages. • Internal clock controls key card usage time. • Supports anti-static measures and low voltage warnings. • Fits door thicknesses from 38-60 mm and is suitable for wooden doors.