ALEKO Solar Powered Holiday String Light 100 LED Blue No energy costs. No outlet needed. Solar panel converts sunshine into electricity during the day and lights turn on automatically at night. Lights stay lit for more than 8 hours at night. Easy to operate and install. Solar panel comes with garden stake. Create an enchanting warm atmosphere in your home, garden, patio, lawn, porch, or yard and illuminate the night with these beautiful lights. 100 lights. 34 feet in length. Space between each LED: 3.8 inches. Mode: Steady, flash.