Smart TTLock Bluetooth Key box Zinc alloy housing Black nickel treatment Patent structure for the motor mechanism Work with 4pcs AAA alkaline battery Micro USB port for emergency charging Work with bluetooth technology Support remote passcode change Available for remote unlock with gateway

1.Fingerprint 2.Password+IC card 3.Key 4.TUYA Bluebooth /TTLOCK APP Bluebooth 5.Zinc alloy materials 6. 4AAA battery

1.Fingerprint 2.Password+IC Card 3.Key 4.TUYA /TTLOCK APP 5.Standard 3585 mortise , Optional :2585,3085,4085,4585,5085,6085 6.can Optional Short handle 7.IP 65 watrerproof 8.Optional short door handle