Automatic Deadbolt Bluetooth Door Lock YFB-A220
Material: aluminum alloy
Color: grey or Black
PRODUCT DESCRIPTION
Model number: YFB-A220
Material: aluminum alloy
Color: black, grey
Unlock: Mifare card+password+Mobile APP(by bluetooth)+wifi(need gateway)
Mortise: deadbolt
Auto unlock
Low voltage alarm: <4.8V. Use more than 1 year
Power: 4AA battery
Read distance: 0-3CM
Back up key: 2pcs/set
Advantages:
Replace ball lock directly
Auto unlock
Set valid time for e-key, password, card. By hour, by day or DIY.
Support remote unlock directly by WIFI (use gateway)
BLE technology
App: TTlock, Tuya(wifi) version for option
