Electronic keypad lock unit designed for energy efficiency, flexible access control, and simple installation Key benefits Long battery life: Operates for more than 10 months using either a fourcell or a sevencell alkaline battery configuration, reducing maintenance and battery changes. Flexible access control: Supports changeable passwords, including temporary passwords and fixed passwords, so access can be granted for single uses or retained for regular users. Ondevice activation: Password functions can be enabled directly from the lock, allowing configuration without additional tools or connected systems. Clear feedback: Distinct sound and light indications signal correct entry, incorrect entry, and low battery, so users always know lock status. Quick installation: Requires a single 12 mm through hole and standard screw mounting. Secure the panel with four screws and attach the lock body with three screws for a stable fit. Functions and performance Password modes: Configure temporary passwords for onetime or shortterm access, or set fixed passwords for ongoing use. Passwords can be changed at any time at the lock. Power management: Designed for energy saving and environmental protection, with a long runtime on alkaline batteries and visible lowpower alerts to avoid unexpected shutdown. Status indicators: Visual and audible prompts guide users through successful entries, denied attempts, and battery replacement needs. Compatibility and installation Size requirement: Fits installations that accommodate a 12 mm through hole in the mounting surface. Mounting: Panel attaches with four screws; lock body secures with three screws. No complex wiring required. Compatibility: Suitable for retrofit on compatible doors, cabinets, or enclosures that match the 12 mm hole and screw mounting pattern. Practical use scenarios Office storage and supply cabinets: Provide staff with programmable access via temporary codes for visitors or contractors and fixed codes for regular employees. Shared facilities and equipment rooms: Grant timelimited access for maintenance crews while keeping routine access restricted to authorized personnel. Residential use for gates or interior doors: Add keypad access without rewiring by mounting the unit where a 12 mm through hole and screw installation are feasible. What to expect Straightforward ondevice setup and management of access codes. Reliable operation for over 10 months on standard alkaline battery configurations. Clear visual and audible status signals for ease of daily use. This keypad lock unit is a practical choice when you need energyefficient operation, flexible password control, and fast installation without additional systems.