Top One Tech Solar LED Light [2nd Generation], 16 Bright LED Wireless Solar Powered Motion Sensor Light (Weatherproof, no batteries required), Eco-friendly. (16 LED-1Pack) Solar powered, no need of exchanging batteries, no wire or cables installation, easy to fix on wall. On by day, off by night; Bright light and Dim light auto changed by sensor activating. Modern, stylish and simple design. Aluminum body, fade resistant, IP-65 waterproof and heatproof. 0.55 Watt solar panel, 17% efficiency. Solar panel life span 5 years - LED Life Span - 50,000 hours. Great outdoor light for your garden, yard, aisle, porch, patio, or driveway etc...