We have two different types of remote controls:
1. For the screw-in and regular wall mount light, an A23 Battery is required for the remote control.This is a very common battery that can be purchased at Home Depot, Lowes, Walgreens and many other stores.
2. For the Smart Wall Mount light, a AAA Battery is required for the remote control, This is a very common battery that can be purchased at Home Depot, Lowes, Walgreens and many other stores.