This remote control is for use with our Remote Controlled Paper Lantern LED White Light #LED15WH and Remote Controlled Paper Lantern LED Warm Light #LED15WM It features an on/off switch that can operate multiple light units. This remote allows you to brighten or dim the LED lights as well as have them create a slow flicker or fast flicker. When using in a large area, some lights may not respond. In this case, all you need to do is move a little closer to those lights and press again! The range is 20 to 30 feet. Requires one CR2025 HL 3V Lithium battery, included.