PRODUCT DESCRIPTION
Model number: YFB-2028
Material: aluminum alloy
Color: black
Unlock: Mifare card+password+Mobile APP(by bluetooth)+wifi(need gateway).
Mortise: 6068.
Low voltage alarm: <4.8V. Use more than 1 year
Power: 4AAA battery
Read distance: 0-3CM
Back up key: 2pcs/set
Password capacity: 300pcs at the same time
Card capacity: 150pcs at the same time
E-key capacity: no limited
Advantages:
Set valid time for e-key, password, card. By hour, by day or DIY.
Support remote unlock directly by WIFI (use gateway)
BLE technology
