39.4ft 100 LED Solar Powered String Lights Fairy Garden Decor Outdoor Waterproof Feature 100% Brand New and High Quality! [ Solar Powered ] Solar energy supply, no extra utility electric cost, and no need to replace the battery. Built-in rechargeable 1.2V 800mAh Ni-MH battery can ensure 8-10H lighting time after fully charged (6-8H). [ Auto On/Off ] Light sensor controls the solar string lights auto on at dark and auto off at daytime. [ 2 Switches & 8 Different Modes ] This solar patio lights have On/Off button and mode button, press mode button selects 8 different modes to satisfy your diverse needs.