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Bluetooth iOS / Android
Unlock mechanical key
For 30-50mm thick door
Use 4 pcs AAA 1.5V battery
Alarming low battery
With emergency power input / mechanical key
About the APP phone:Bluetooth 4.0, compatible with most Android and iOS smartphones.Near the door use the app unlock.
Make a temporary password to the guest remotely. (supports password / passwprd timeout / permanent password).
Password:On guard against spying (Enter any number before the corret number)
up Unlock:In case the battery runs out, we design the up unlock plans
YL-99 / YL-99 Plus lock with -up power input from outside. (Battery is not included in the package)
Of installation:Suitable for 30-50mm thick doors.
1*spare battery box
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.