Wifi Automatic Smart Door Lock YFW-A220
Material: aluminum alloy
Color: grey or Black
PRODUCT DESCRIPTION
Model number: YFW-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
Wifi Unlock
App: Tuya, TTlock version for option
