Sunkizzrs® RFID Electronic Drawer Lock — Smart NFC Cabinet Locks — Hidden Card Lock for Drawer/Cabinet/Locker/Cupboard/Wardrobe with 1 Pcs IC Cards & 3 Pcs NFC Tags

🔒【Power Source】🔋：Powered by 2 x AAA batteries (not included), which can last more 5 months under normal use. 🔒【Low Battery Auto-unlock】🔋：Don’t worry about being locked out. The lock will indicate as needed low-battery status with a long beep after being opened, after that, it can be used approximately 15 times. When the batteries become too weak to operate, the door will open automatically, at which point the batteries must be replaced before the lock can be used again.. 🔒【High Suitability】🔋：RFID cards can penetrate through thicker wood panels (up to 40mm/1.6"");NFC Tags can penetrate through wood panels (up to 20mm/0.78"").Fits doors up to 0""-1.3"" thick, great for single double-door, sliding-door, cabinets, drawers, lockers, cupboards, closets, medical carts, data racks etc. For any non-wood surface, can using 3M tape to install. 🔒【1 Card For Multiple Locks】🔋：This RFID locks are programmable, it is very simple to reset/add/delete key cards by yourself. And you can use one key (RFID card/fob or NFC) to unlock several cabinet locks as you want. The only thing you need to do: program the key into the locks and test it before installation.. 🔒【Smart Lock Kit】🔋：1 x Rfid lock, 1 x Latch, 1 x Rfid IC card, 3 x NFC Tags, 1 x Double door tongue, 1 x Screw set, 1 x Induction label and User manual