100 LED Solar String Lights: This solar ball string lights is 22m (length of the string lights: 20m + connection cable: 2m) with 100 bright LEDs. With a solar panel, completely powered by sunlight, they are energy-saving. Built-in sensor, they can automatically turn on the light in the dark and bring you a beautiful atmosphere. Ideal for garden, balcony, gate, courtyard, celebrations, parties, weddings, indoor and outdoor spaces. 8 Lighting Modes and Memory: There are 8 beautiful lighting modes to decorate different scenes: constant light, twinkle, combination, firefly flashing, waves, fade, flashing and slow fade. The memory function saves you from having to adjust the mode frequently. It will remember the mode you selected last time and there is no need to reset it next time you turn on the light. Premium Material: With high quality materials, these led solar string lights are heat-resistant, cold-resistant and can work normally under the scorching sun, heavy snow and heavy rain.