No wiring needed, powered by solar energy. LED light can keep glowing for about 8 hours a night after fully charged during the day * Waterproof, suitable for indoor and outdoor use. Great for Christmas, party or other celebration occasions * Larger Solar Panel. Simple to use for no hassle lighting. 100 LED at 15cm spacing. 2 Light Modes: 1) Flashing/Glimmering, 2) Steady On * Auto Sensor controls lighting and recharging. Charging time in sunshine: more than 6 hours. Note: Panel must be in dark/dim environment for the lights to come on (simply cover the solar panel to turn on light in brighter environment after power is charged) * Package Included: 1 x Solar Power 100 LED String Light (Multi Color), 1 x Ground Spike