Features :

• Pure stainless steel mechanical rotating structure enable for using more than 10 years.
• Mantra Bio-Lock 6600-86 is very easy to change batteries in the lock, just need several minutes on one lock.
• Using 4 x 1.5V standard alkaline batteries.
• Unlock ways: Fingerprint or Keypad or Mechanical key.
• Can delete the users individually who were fired. But there is no effect for the other people to use.
• Can delete the users individually who were fired. But there is no effect for the other people to use.
• If the fingerprint is not input correctly. The handle is free handle; it can provide the door from opening by force, and prolong the using of the mechanism of the lock.
• Fingerprint user capacity 150.
• Especially suitable for installation by non-professionals.