Firefly Waterproof Solar Powered Floating LED Light ,Color-changing Globe Night Lamp /Pond Lights /Garden lights/House lights for Pool /Party - A wonderful decoration for tree, garden, pools,reservoirs, lake,parks and other water supplies. Material: Plastic. Diameter Size: 11cm. Solar panel: 2V/100mA. 1PC white LED, 1 x 1.2v 800mAh battery. The new ultrasonic sealing waterproof design!