[2nd Generation] LE 4 Pack Solar Powered 16 LED Outdoor Motion Sensor Light, Waterproof Wireless Night Light, Bright Wall Light, Security Light for Entrance, Pathways, Driveway, Garden, Deck, Yard Pack of 4 Units Easy to install. No wiring required No electricity cost. Recharged by solar panel under sunlight, and no battery replacement. Smart and sensitive detector. This light will automatically turns on at night when motion is detected Two light modes. Bright light and dim light.