Features:
About Warranty:
6 months warranty. 30 days free return and money back guarantee. 24 customer service response.

About password:
– There are ten passwords, including 1 master password, and 9 sub passwords, which are easy to manage.
– Change Master password and Sub passwords freely.
– Master password can be used to add or delete any sub password
– The fired user can be deleted individually by Master password, without any affect on the normal application of the lock by the other users
– One-Key opening function(Passage Mode) :Press any digital key to open the lock
– Outer-emergent power supply opening function.
– Encryption function , for confusing any spies watching as the User code being entered.
– Resetting function. When forget the password, or something unusual, after resetting, it can be normal.

About Battery:
– Low battery alarming function
– Easy to replace batteries , without affect the information of passwords.
– Low battery waring with emergency power jump override

Advantages:
– Anti spy code encryption
– Suitable for indoor and outdoor – No external wiring required
– Free rotating handle is adopted to avoid unlock by violence
– American standard tubular latch
Door thickness: Suitable for 35-50mm door; Select the lock-tongue between the size of 60mm and 70mm

Package:
1 x Door Lock
5 x fixing screws
1 x jamb box
1 x strike plate
1 x emergency power
1 x User Manual

Product Features

• In installation, just use the existing knob lock hole, no need to open another holes.
• The keypad is backlite and water resistant, more convenient at Night.
• Very easy to operate, suitable for office, house and apartment.
• Exquisite appearance, rational structure, safe and reliable.
• Especially suitable for installation by nonprofessionals. Comes with 4 Alkaline batteries.