Finenav Solar Powered Garden Lights 16 LED Motion Sensor Detector Outdoor Security Light Waterproof Home Yard Lamp (2014 Latest Version) 2nd Generation Motion Sensor Outdoor Garden Security Light 16 LED Solar Powered Lights, Flat Cover Design for Higher Brightness &gt;17% Efficiency, Upgraded Build-in Li-ion Battery: 3.7V 1000mAh Automatically Sense Day or Night Aluminum Body, Never Fade, IP-65 Waterproof and Heatproof