Buy now KERONG Smart Lock Electronic Fingerprint Cabinet Door Locks Mailbox Bluetooth APP/Biometric Keyless Office Gym Drawer Locker for $303 right now with delivery

Introducing the >KERONG Smart Lock Electronic Fingerprint Cabinet Door Locks Mailbox Bluetooth APP/Biometric Keyless Office Gym Drawer Locker< with the best price - only for $303

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1. Emergency unlocking: When the battery is dead, the Micro USB connector/3.5mm socket is used to connect an external battery box or power adapter. 1. Two power supply methods: 4*1.5VAAA battery and 6V DC. If necessary, 12V DC can also be used. 2. Color: a variety of colors to choose from. 1. A variety of working modes are available: suitable for applications in different places. The user can use the mobile APP to control the lock. 1. Low voltage alarm: When the voltage is lower than 4.5V, there will be a sound and light prompt every time the lock is unlocked. 1. When the voltage is lower than 4V, it can be automatically unlocked and cannot be locked. 2. Installation method: vertical installation and horizontal installation, suitable for various occasions..syi

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