The lock is programmable, to reset, add or delete keys freely. * Two Unlock Modes: Single Unlock Mode, Dual Unlock Mode. * Powered by 4x AA 1.5V batteries (not included). * The batteries can last 8-12 months under normal use. * Unlock automatically shortly before batteries go dead. * The sound alarm will alert when the battery power is low. Operation Instructions Reset Install 2x AA 1.5V Batteries. Press the Reset button until a long beep. Set Up Admin Card After resetting the lock, swipe a RFID card/fob, this first card is configured as the Admin Card. Set Up User Card Swipe the admin card. Then swipe new cards, which you want to add as user card within the beeps. Delete Card 1. To delete all user cards: swipe the admin card 3 times. 2. To delete all admin and user cards: same as Reset. Low Voltage Alarm When you swipe the card to unlock, the voice alarm will alert (you can hear a long beep) if the battery power is low. You still can swipe card to unlock for 50 times max. Please replace the batteries ASAP. Package Includes: 1x Lock Body 1x Latch 1 set x Screws 2 set x RFID Cards 1x Location Icon.

Features:

• Hidden or Invisible Smart Lock For Cabinet or Drawer Makes Your Money or Important Document Safe.
• Manage key cards freely. The lock is programmable. You can reset, add or delete key cards by yourself. YOU CAN EVEN SET ONE KEY CARD TO UNLOCK MULTIPLE LOCKS. The lock uses Escozor Specially Designed RFID cards, which is more sensitive and secure than common other RFID cards.
• USB Slot For Emergency Unlocking , If batteries drain and you forgot to change batteries you can use any Android USB Cable and Connect and Open the Lock
• Suitable for wooden cabinets, drawers and boxes. Fit both swing doors and sliding doors. The lock works for wooden doors less than 1-inch (2.5cm) thick. It is ideal for locking cabinets, drawers, cupboards, closets, lockers, gun boxes, etc. Not suitable for metal doors.
• Low Power Alarm. Keep unlocked in low power status. Don’t worry about being locked out. Powered by 4x AAA batteries (not included), which can last more 8 months under normal use. It also comes with a wire for external power supply (if necessary).
• Two Unlock Modes - #1 Single Mode - One user card to unlock; #2 Dual Mode - 2 user cards together to unlock. Package Includes: 1x Lock Body,1x Latch, 2x Card, 1 Set x Screws, 1x Location Icon.