K01——Waterproof Ball Auto Cylinder Knob smart Lock

K01 Waterproof Ball Door Lock tuya Bluetooth WiFi Smart Fingerprint Lock Security Door Auto Cylinder Knob Electronic Lock Features -Support multiple unlocking methods of biometric fingerprint/ mechanical key / Tuya APP unlocks - Bluetooth link for remote unlocking via Tuya app -Add B4 USB Bluetooth gateway, it can connect to wifi, which realizes Tuya WiFi APP remotely unlocking -With hidden keyhole -IP54 waterproof, can be installed outdoor - Automatically lock, no need to worry about forgetting to lock the door -Powered by 4*AAA battery, Battery life long to 8 months -Mechanical keys and emergency power supply (USB) can be used when the door lock is out of power. - Ball type door lock can directly replace old door lock without drilling - Compatible with left and right door opening direction