Super Quick Response

The fingerprint lock can recognize your fingerprint in only 0.5 second and unlock immediately!

Low Battery Alert

When you open the lock, the light is red and flashes 3 times, it is noticing you to replace new batteries!

Backup Unlock Method

Here is an emergency USB key, in case of unable to unlock due to cracked fingers and other reason. If the battery power is empty, you can charge it by power bank.

Super Long Standby Time 365 Days

3 AAA batteries can last working for about 365 days ( please notice battery is not included parcel )