1)motor system 2)Easy install and set with other accessaries 3)It can set 3-8 combination code,burglarproof

Ideal used in electronic safes and strong doors.

1) Six bold bright red, easy to read LED display units

2)Easy install and set with other accessaries

3)It can set 4~6 combination code,burglar-proof

4)Various shapes panels are alternative.

5) Low battery warning

6) Lock up for 5mins after 3 times wrong code tried

7) buzzer indication for different functions