Bolansi Solar String Light 20 ft 30LED Crystal Ball Waterproof String Lights Solar Powered Fairy Lighting for Garden Home Landscape Holiday Decorations(White) LONG-LASTING - 800mAh rechargeable battery can work continuously for 8-10 hours once fully charged. Just replace the RECHARGEABLE BATTERY when there is not enough sunshine, then it will work. PRODUCT DIMENSIONS - 5-feet lead and 20-feet wire with 30 bubble globes. 2 kinds of working modes make your environment out of ordinary. It is an Ideal for decorating your passage, garden, patio, party, etc. BEAUTIFUL- Place these solar string lights around the garden or trees to decorate your outdoor space or replace your traditional plug-in string lights with these solar-powered beauties. Item is waterproof to suit for using outdoor and indoor. SOLAR POWERED - These LED lights decorate your garden with energy from the solar and do not require additional cost. EASY TO USE - The solar panel is easily installed. These lights are turned on automatically in darkness and turned off automatically in brightness. Power and mode double buttons are on the back of panel box for controlling. The mode switch allows you to adjust among 2 flashing effects.