ST-504GT TUYA WIFI FRAMELESS GLASS DOOR LOCK

* Wi-Fi Tuya app electric Lock (Battery Operated) * Battery : 4pcs Alkaline AA Battery (not included inside box) * Unlock by Tuya app=card+ Pin + Keys * User capacity : 250 users ( Finger+ IC Card+ Pin) * Mobile app: TUYA ( Android/ iphone) with login records *Sensitive 3D Fingerprint sensor (0.45 sec recognition) * Double lock latch & Built-in doorbell * Emergency Charging port ( Micro USB)