Solar String Lights - Dolucky Blue Outdoor String Lights 77ft 220 LED Fairy Lights,Waterproof Ambiance Lighting for Patio Lawn Garden Home Holiday Christmas Xmas Tree decoration/USB Charge DUAL POWER SUPPLY WAYS - The solar light can be recharged by solar panel under sunlight or be charged with a micro USB port on terrible weather day 8 OPTIONAL LIGHT EFFECTS - Combination, Waves, Sequential, Slo-Glo, Chasing/Flash, Slow fade, Twinkle/Flash, Steady on HIGHER EFFICIENCY - Upgraded solar panel owns larger effective area and higher conversion efficiency, leading to high speed charging for lights TWO WAYS TO INSTALL- Stick into the ground or mount on the wall; without power supply limit, the string lights can be installed in any place you want LONG WORKING HOURS - With 2000mAh super high-capacity battery inside, the LED string light can last pretty much all night when get fully charged