Features: Solar energy supplyed, no plug or wires needed, eco-friendly and energy saving. Light sensor controls the solar string lights auto on at dark and auto off at daytime. On/off button and mode button, press mode button selects always lighting or flashing mode. with ground stake, perfect for wrapping around a tree or wherever you like for lighting. IP65 dust and water resistant, can withstand different weather conditions for both outdoor/indoor use. Choice for Christmas, wedding, holiday, garden, yard, lawn, fence, porch, tree, roof, deck and so on.