Newly Upgraded Solar String Lights: Featuring larger LED beads, unique 8 lighting modes, memory function, and automatic on/off, coupled with a larger solar panel for enhanced conversion, increased battery capacity, and IP65 waterproof performance. Auto On/Off: These lights automatically charge during the day and illuminate at night. The built-in memory chip saves the last used mode, eliminating the need for manual resetting. Solar Powered & Energy-Saving: Harnessing solar power for "0" electricity cost, these string lights activate automatically at night when the battery panel is placed in a sunny area. For daytime use, cover the solar panel completely. 8 Lighting Modes: Easily select from 8 lighting modes to cater to your diverse needs, including Combination, In Waves, Sequential, Slo-glo, Chasing/Flash, Slow Fade, Twinkle/Flash, and Steady On. Versatile Solar Christmas Lights: Ideal for decorating patios, gardens, yards, porches, trees, weddings, parties, restaurants, hotels, and buildings. Quick Charging Technology: Charging solely through solar energy eliminates extra utility costs and the need for battery replacement. Enjoy up to 6-12 hours of illumination after a full 6-8 hours of charging. General Usage: Christmas Trees or Halloween Illuminations Showcase or Window Displays Restaurants or Bar Decorations Home or Garden Decorations Wedding, Birthday, or Party Illuminations