Smart Cabinet Lock, No Holes, 3 Keychains and 1 Card, Invisible Lock, RFID Electronic Opening for Libraries, Saunas, Factories and Offices

Smart Cabinet Lock: The automatic bounce function of cabinet lock, anti-smashing case and self-locking case provides good security protection for your items and at the same time protects your data. No drilling required Our Smart Lock is installed without drilling required. There is no need to drill holes in the door, it is easy and convenient and can also be installed by people with little strength. Our cabinet locks, latch and insert holder are made of metal, which protects your important things well. Requires 2 x AA batteries to operate. The battery is not included, please use alkaline batteries. After installation, be sure to insert the batteries before locking the door, otherwise the door cannot be unlocked. Our cabinet lock is made of environmentally friendly ABS material and can be used with two AA batteries for one year. This electronic cabinet lock is used for residential or commercial cabinets, drawers, closets, storage boxes, etc., supermarkets, sauna clubs, gyms, swimming pools, libraries, factories and offices.