TRENDBOX - Colorful Solar Energy Powered 50 LED Crystal Ball Bubble String Fairy Light Decorative Atmosphere Lamp for Wedding Deco X'Mas Party Garden Christmas Tree Decoration The crystal ball that covers each LED is solid clear acrylic, produce a beautiful warm light. Perfect decoration string lights for patio, garden, tree, landscape, fence, wedding, party, Christmas, holiday, etc. Two different Modes which are Blinking and Steady ON Patterns for you to choose. The light is Waterproof and for indoor or outdoor use, no worry about rainy days. Easy to Operate & Install: Simple operation with 1 Solar panel and 2 sticks.