[Solar Star String Lights]: Super Bright with Upgraded LED Bulbs, Unique 8 Lighting Modes & Auto On/Off, Higher Solar Powered Conversion with Larger Size Solar Panel, Larger Capacity Built-in Battery. [ 8 Lighting Modes & Auto On/Off & Memory Function]: These solar twinkle lights have the On/Off button and mode button. You can select 8 different modes to satisfy your diverse needs by pressing the mode button. [Energy-Saving & High Efficiency & Waterproof Performance]: This star string lights charging by solar energy, have no extra utility electric cost, and no need to replace the battery. It can work up to 10-12 hours after being fully charged (8 hours). [Widely Used Solar Lights Outdoor Decorative]: This starbright solar lights is a great choice for Porch, Roof, Tree, Backyard, Deck, Barbecue, Umbrella, Fence, Pergola, Bistro, Restaurant, Hotel, Commercial building, Shopping Center, Dinner, Birthday, Christmas, New Year Party and more. [NOTES]: 1. Please power ON first before charging, and it will charge at daytime and light on at dawn automatically. 2. Be sure the solar panel is in a sunny location not in a shady area and the solar panel faces upwardly.