Solid Lock Core Design Upgraded thickened solid lock core with a bevel design for enhanced security and a antitheft coefficient. Provides better protection for your cabinet or drawer without compromising solidity. Advanced CPU Equipped with an advanced professionalgrade CPU that improves the sensitivity of card sensing during use. Ensures fast card sensing within 50mm and stabilizes the working voltage for reliable performance. Low Battery Protection Function Builtin low battery protection requires no manual setting. When the battery is low, swiping the card will unlock the lock and place it in the normally open state. A beep sound confirms the action. Use scenarios Home or office cabinets and drawers: protect medicines, cosmetics, documents, or small valuables in kitchens, bathrooms, desks, or file spaces. Workshops and storage: secure tool chests, hardware boxes, and equipment cabinets in garages, workshops, or maintenance areas. Clinics and facilities: safeguard supplies in medicine cabinets, supply closets, or secure storage cabinets.