☑️ Unlock way: Fingerprint+Tuya APP+Passcode+Smart Card+Key
☑️ Automatic lock
☑️ Automatic lock
☑️ Aluminum alloy panel
☑️ Installation without punching
☑️ Left and right directions interchangeable
☑️ Anti-pry and anti-theft alarm
☑️ Anti-pry and anti-theft alarm
☑️ Emergency power supply
☑️ Low battery reminder
☑️ Support doorbell function
☑️ Work with alkaline battery
☑️ Emergency key for backup use
☑️ 300000 times life test
