Two unlocking modes: Use card to unlock (perfect for home use); User card + Management card to unlock (perfect for businesses, such as hotels, massage parlors, etc.). This electronic cabinet lock set is used for cabinets, drawers, lockers, storage boxes, etc. for household or business use: supermarket, sauna, gym, swimming pools, library, factory and office. Use ID card to tap outside the cabinet, the lock will snap and open the door (Note: the tag can only be used for a maximum of 2.5cm thick door, the ID card can be used for a maximum of 4.5cm thick door). It can provide good security protection for your personal belongings while protecting your privacy. It can also improve children's safety at home, avoid your children or kids freely opening drawers or cabinet doors. Color: Material: ABS + electronic components Product Size: 86 * 63 * 29 mm Package Contents: 1x Lock (batteries not included) 1x ID Tag (Blue, works at approximately 2.5cm distance) 1x ID Card (works at approximately 4.5cm distance) 1x Pack of Screws Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3 cm.