Detailed Product Description

Digital Lock 6600-88:

 1. Pure stainless steel mechanical rotationg structure enable for using more than 10 years.
 2. It is very easy to change batteries in the lock,just need several minutes on one lock.
 3. Using 4x1.5V standard alkaline batteries.
 4. If input wrong passwords for 3 times continuously, it will stop for 10 seconds automatically.
 5. Unlock ways:keypad or Mechanical key.
 6. Can delete the users individually who were fired.But there is no effect for the other people to use.
 7. Keypad user capacity 300.
 8.It can set up an available time for each user to unlock the lock. And the user can not unlock it in other time.
 9.especialy suitable for installation by non-professionals.