Coleman LED Patio String Lights, Battery Operated (20-hour Runtime) Ten miniature five-millimeter LED lights in the shape of Coleman's classic lantern Battery pack measures 3.39-Inch length X 2.32-Inch width X 1.04-Inch height Runs for 20 hours on 3 AAA batteries, each lantern measures 2.77-Inch height X 1.51-Inch width 12.70-Ounce weight with power source and 10.20-Ounce weight without power source