①. Invisible Electronic Cabinet Lock, Hidden Lock, DIY RFID Lock LATCH for Wooden Cabinet with Drawers Feature: Quantity: 1pc Materials: ABS Color: White Expand Size: Package Size: 12.5×4.5×6.9cm/4.92 x 1.77 x 2.72in Net Weight: 150g/0.33lb Gross Weight: 170g/0.37lb Battery Type: Two AA Batteries (Not Included) Applicable Environment: Bedroom, Office, Outdoor ②. SUITABLE FOR WOODEN CABINETS - RFID cards can penetrate thicker wooden panels (up to 45mm/1.7) and key fobs are basically convenient items with a little less power consumption for making duplicate keys. Suitable for doors up to 0-1 inch thick, ideal for cabinets, cupboards, lockers, data storage, safes. ③. COMPACT SIZE AND STURDY MECHANISM - The LAYERS and mortise are made of metal, they are strong enough for cabinets. Unlock cabinet doors without touching them. RFID card/tags are portable and easy to store. Provides protection for your personal belongings. Improve children's safety at home, prevent children from opening drawers or cabinet doors freely. ④. LOW POWER ALARM AND AUTO UNLOCK - Once the lock is set and programmed, it will signal low battery status with a long beep when needed after opening. After the long beep, the lock can be used for about 20 times. When the batteries are low, the door will open automatically, and then they need to be replaced before the lock can be used again. ⑤. Two Unlocking Modes 1 Single Mode Mode - One user card unlocks; 2 Dual Modes – Unlocks with 2 user cards. ⑥. Package includes: 1 x lock body, 1 x LATCH, 1 x card, 2 x remote controls, 1 set of screws. Products require two AA batteries (not included). ⑦. ONE KEY FOR MULTIPLE LOCKS – These RFID locks are programmable, so you can unlock multiple cabinet locks with one key (RFID card/remote control) as needed. You just need to program the key into the locks and test it before installation. ⑧. Package Contents: 1 x Electronic Locks 1 x Installation Kit 1 x Card 2 x Remote Controls 1 x Manual