If the Smart Door Lock batteries are dead and you are on the outside of the home with the door locked, you can power on the keypad to unlock the Smart Door Lock.
The lock can be powered on from the outside using a 9-volt battery. You will also need 4 new AA batteries to replace the dead batteries in your Smart Door Lock.
Follow the steps below to power on a dead Smart Door Lock with a 9-volt battery and replace the batteries.
- Locate the two terminals on the bottom of the Smart Door Locks keypad.
- Hold the 9-volt battery to the two terminals on the bottom of the keypad. The keypad will power on.
- Enter your 4-digit pin and tap the Check button on the keypad to unlock the Smart Door Lock.
- Replace the 4 AA batteries in the Smart Door Lock as soon as possible by removing the Battery Cover using the included Battery Compartment Removal Tool, as shown below. Install 4 new AA batteries and re-install the Battery Cover.