Product Description

*Hash Algorithm inside to ensure the security level
*Time -Delay opening and control
*Millions Radom six-digits code combinations
* 5 minutes Penalty locks out upon entry of 3 times incorrect codes
*One Master code ,eight user codes
*One Step operation -enter code unlock
Approved By :UL /VDS /CE/ROHS


Time -Delay opening and control Feature:
1. Enter the code, Lock in Time-delay opening function
2.Robber had no idea how many minutes he would afford to wait (Only the owner Knows the time period )
3. Failed to open the door even with the right code