Features”G
1.Unique no-keyhole design.
2.Low battery power alarm.
3.Remote authorization with unique patent.
4.The lock/unlock button is set on the handle behind the door.
Advantages”G
1.Unique no-keyhole design is the best way to prevent theft.
2.Designed by the RF remote control. Don't need the internet to connect and prevent to be invaded by hacker.
3.Prevent the risk of copy by the unique patented rolling coding encryption system.
4.The battery can last for a year. With 4 no.3 batteries, It can last for a yearlong when you open the door ten times a day.
5.When the battery power is low, it will fresh red light to alarm.