CP-UA-DL04-35

4-way opening: Bluetooth, Mifare Cards, passwords and mechanical keys
Privacy password: xxx+ password+ xxx, preventing password to be seen by others
Passage Mode and Non-disturbance Mode optional
Auto lock when come across a consecutive invalid passwords or cards
Low Voltage alarm (<4.5V)
Huge storage: 50 cards, 50 passwords, 8 Bluetooth
Emergency power supply outside
Two colors optional
Zinc alloy material