Solar String Lights - 21ft 50 Multi-color LED Blossom Fairy Lights from RAPID SPIRIT, Best Energy Saving Lighting for Indoor and Outdoor, Use in your home, Patio, Decking areas, for Wedding, Christmas and Garden Parties - Makes for a Great Gift. The lovely decorative flower-shaped covers on top of the led bulbs are made from the new soft flexible plastic versus the older hard plastic (cheaper version) which becomes very brittle over a period of time and eventually breaks, so essentially these lights will keep there shape and last much longer in different weather conditions giving you a better lasting outdoor decor. Great landscape decoration for outside your walkway and path area, just hang the string lights amongst the shrubs,flowers,trees, on a fence, and other outdoor area's. When dusk arrive's you will be amazed how magical your garden lighting will look. You can also have the solar panel outside for charging and the lights can be indoors. The solar string lights come in two modes and automatically turn on at dusk and turn off at dawn. Even with partial sunlight,rainy and cloudy days the solar panel will accept some charge. They are powered by a separate solar panel which then allow lights to be placed in shady areas if required. The lights are recharged through a solar panel under sunlight and stored in batteries. It can continuously work more than 8 hours at night if the panel absorbs enough sunshine during day.