Smart Cabinet Lock, No Holes, Contains 3 Keychains and 1 Card, Invisible Lock, RFID Electronic Card Opening for Sauna Libraries, Factories and Office Lockers

Smart Closet Lock The automatic rebound function of the cabinet lock, anti-crush and self-locking case provides good security protection for your belongings and at the same time protects your own data. Installation without drilling Our Smart Lock is installed without the need for opening holes. There is no need to drill holes in the door, it is easy and convenient and can be installed even by people with little force. High Quality Our cabinet lock, lock and lock pin are made of metal, which protects your important items well. It requires 2 AA batteries to operate. Batteries are not included, please use alkaline batteries. After installation, be sure to insert the batteries before locking the door, otherwise the door cannot be unlocked Energy Saving & Environmental Protection Our cabinet lock is made of environmentally friendly ABS material and can be used for one year with two AA batteries. Wide Applications This electronic closet lock is used for residential or commercial closets, drawers, lockers, storage boxes, etc., supermarkets, saunas, gyms, swimming pools, libraries, factories and offices.