HAIFUAN Electronic Touch Screen Code Lock, Unlock With Miafare Card, Code or Key.

Intruduction: HFAS100BMF, this 3 in 1 keyless lock is the perfect commercial lock for businesses that need access for multiple people. It comes with a deadbolt, especially good for exterior doors. You can give temporary codes to guests, visitors, house keepers or employees -- perfect for working place, hotel, school, and apartment.

Function: It has 3 unlock options: access codes, inductive mifare cards, and mechanical keys.

With 130 independent user codes and the ability to quickly add or delete each user individually, this lock makes it easy to manage access for different groups of people such as employees and contractors, guests and house keepers.

This lock comes with a deadbolt,you can press "#" for 2 seconds to lock the door when you are outside, or you can turn the knob to lock the door when you are inside. And it will keep locked for about 5 minutes if you constantly put in the wrong code 3 times.

It is weather resistant, both great for exterior and interior doors.

The handle orientation is default for right hand, and this is reversible, video insturctions about installation and operation available.

Standard Adjustable Single Latch. Backset could be adjusted between 2 3/8" and 2 3/4"

In case of dead battery

You can use keys to open the door in case of dead battery, there is also a 9V backup power terminal at the bottom of the plate, use a 9V battery outside can also make it work in case of dead battery.

If you want to buy extra card, the ASIN is B01LERW8WU

The back panel of this one is made of plastic, if you want metal version, the ASIN is B06XF1ZJ3G