This fingerprint smart lock is made of zinc alloy material with chrome plated for
locker or drawer application. Each lock made with two keys, one cam, nylon
hex nut and steel nut that is available for 20 fingerprints input.
The fingerprint lock can be used at least 2,500 times after charging opening operation of 60 minutes which lock built-in 3.7V/500mAh Lithium-ion Polymer battery for low battery warning and micro USB seat supply emergency charging using. This product is available to integrate with NFC scanning card for unlock system.
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