Material: Zinc Alloy & Stainless Steel Surface Finishing: Electroplated Plate Size: L230 X W72 Unlock way: Bluetooth App, M1 Card, Passcode, Fingerprint, Wristband or Key App name: TT lock or Tuya app Support system: IOS7.0 or Android 4.4 or above Power supply: 4pcs AA alkaline batteries Mortise: Adjustable Single Latch (60-70mm) or Double mortise Colour: Satin Finish & Black Nickle Working Temperature: -20-45 degree Apply door thickness: 35-55mm USB back up power: Yes Application: Office, Apartment, Home, School Applicable for: Wooden or Metal door
