Product detail:
1.Hidden touch screen button, convenient,fashion and waterproof.
2. Unlock way:
1) code
2) Fingerprint
3) RFID card
4) Bluetooth
5) APP
6)Mechanical key in emergency
3.Durable material and safe construction:Zinc Alloy with glass
4. Five latch moritse, suitable for wood door or anti-theft door.
5.Modern lever handle style.
6.Popular finishes in Black
7.4 x AA Alkaline Battery