Materail: Aluminum alloy +stainless
Unlock: TT lock /Tuya app & Password & fingerprint & card & key &USB port
Door thickness: 30-90mm
using for using for wooden door metal door Panel size: 170*60mm
Weight: 2kg/pcs
Power: 4 AA Alkaline Battery Waterproof add extra 3 USD
Double side fingerprints add extra 12 USD
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