Fingerprint Door Lock,Keyless Entry Door Lock with Handle,Smart Door Lock,Biometric Smart Door Knob for Home Apartments…

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👍3-in-1 Versatile Lock: APP unlocking, Fingerprint unlocking, Backup mechanical key. Press the fingerprint to unlock in one step. Perfect fits for most standard inner residential and administrative center door
👍Smart App Keep watch over: App/Software is free to make use of eternally. No hidden charges or long-term costs
👍Energy Saving Long Standby : 4*AAA batteries toughen unlock about 6000 times(as much as 10-12 months) with low power consumption. Automatic alarm for low battery.
👍Easy to Install : Fit for most standard door and both fit left & right handed doors. Door thickness range: 1.38 inch to 2inch thick. Backset: Adjustable 2.38″ (60mm) or 2.75″ (70mm). Only need a screwdriver to easily complete the installation. Easy to replaces existing deadbolt and latch
👍Tips : The lock is default Right-hand open direction. If you want to change to Left-hand open direction, please refer to the part starting from 3’35 within the ” Install step-by-step ” video.