Eliminate the hassles associated with watering your Christmas Tree. Sets up in minutes with a simple 3 step process. 1.) Attach tube to funnel: run tube down through Christmas Tree keeping the tube near the main trunk of tree and into the water basin. 2.) Clip Funnel to Branch: At a comfortable height for pouring. 3.) Strap Tree Nanny to trunk: at basin using Velcro straps making sure that short probe is at least an inch below the desired level of water and that the tube is on the opposite side of the trunk. Requires 2-AAA batteries (not included).