How long do batteries last?

Latch M

The Latch M is battery powered and won’t go down if your power goes out. Its 6 AA batteries will last for up to 12 months with normal usage, with battery alerts and our automatic low-power mode keeping you in the know.

Learn more about monitoring and replacing batteries.

 

Latch R

The Latch R is wired for power. Once it has been installed, you will not have to worry about battery life.