Material: Stainless steel 304
Size: 300* 74mm
Unlocking ways: App (TT lock) +password+card+key
Network:Bluetooth
Power supply:4 AAA/1.5V alkaline batteries (not included)
Lock body: 98*60mm
Finishing:Black, SS
Apply door thickness: 40-130mm
Back up power:USB charge
Applicability:Wooden door, Steel door, Stainless Steel door, Aluminum door