Material: Aluminum
Size: 322*38mm
Unlocking ways: Fingerprint+App (Tuya) +password+card+key
Network: wifi
Power supply: 4 AAA/1.5V alkaline batteries (not included)
Lock body: 85*35mm/85*40mm/85*45mm
Finishing: Black, Silver, Golden
Apply door thickness:40-50mm
Back up power:USB charge
Applicability:Wooden door, Steel door, Stainless Steel door, Aluminum door