【Solar Efficiency】: The outdoor string lights use solar cell modules to convert solar energy into electricity. These outdoor garden lights have light sensors that automatically turn off at dawn and turn on at dusk. It takes 6-8 hours to fully charge and can stay lit for 8-12 hours after full charge. (Times vary depending on the weather). 【IP44 Waterproof】: These outdoor solar lights are IP44 waterproof. The solar garden lights can withstand snow, wind, rain, and sun, making them ideal for outdoor use. But you can't work underwater for a long time. 【10 Tungsten Lights】 10 G40 bulbs. They create a warm and festive atmosphere for you and your family. Perfect for patios, weddings, pergolas, bistros, courtyards, pools, umbrellas, and parties to create a comfortable and relaxing space. 【2 Buttons & 4 Lighting Modes】 There are two buttons (on/off button and mode button). Press the mode button to change the mode. There are 4 flash modes to choose from. This also applies to lighting trees such