Ardwolf A31 Electronic Keyless Keypad Door Lock, Code + Mechanical Key, + Multi Functions

5 Unlock options: user code, Mifare S50 card, user code + card, one-time service code, mechanical key, (cards purchased separately). Keyless entry providing enhanced security.

Can be used with doors that are either right hand open or left hand open. Standard single latch.

200 independent user codes(6digit)& the ability to quickly add or delete each user individually.

Made of stainless steel. Anti-static. Weather resistant. Keypad illuminates you can see it at night. Easy installation, driven by 4pcs AA (not included). Package includes 2 keys, 2 mifare cards. Battery shows in the picture are not included in the package.

**Passage mode**: the lock will stay unlocked after the first valid entry. A convenient option for meetings and conferences. **One time service code**: set a temporary access code that will become invalid after one use. Great solution for visitors and service personnel.**Time restricted code/card**: set some access codes/cards that are only valid in a certain day (like Sunday) or certain period of time (like between 9am-6pm from Monday to Friday)