Biger Solar Panel Longer Working Time: This 22M solar powered outdoor lights with auto sensor control, Auto on at dark and Auto off at daytime. We updated the battery to 800mAh with high quality and Biger solar panel ,No extra electric cost, solar powered only, and it can work 10-12 hours after fully charged(6-8 hours). 8 Different Modes: This solar LED string lights have the On/Off button and mode button. You can select 8 different modes to satisfy your different needs by pressing the mode button. Widely Application: This outdoor string lights, Widely used in Garden, Party, Christmas, Wedding Perfectly. Flexible and can be easily bended,also updated more durable LED. Easy to Use Waterproof: These fairy string lights outdoor waterproof, 72ft string is long enough for wrapping around Christmas tree , or wherever you like to light up. IP65 waterproof performance, for indoor and outdoor, and resist all kind of weather, no matter rain or snow. Memory Function: Build in Memory chip save your last modes setting and no need to reset mode every day.