This set of battery-operated pure white LED mini lights features an automatic, built-in timer, allowing it to shine for 6 continuous hours and automatically turn off for 18 hours. It is perfect for lighting wreaths, table settings, light poles wrapped in garlands, windows, staircases, and even banisters. Clips and hooks are attached for easy hanging. Relax this holiday season and let these automatic LED mini lights do the work! They require (2) 'D' cell batteries (not included).