[high efficiency solar panels] the solar panels and shades of Firefly lamps are made of high quality waterproof ip65 materials, specially designed to withstand extreme weather conditions. The product comes with a built-in 1.2v / 600mah Nimh AA battery which can work for 8 – 10 hours after fully charged. [Unique Design] Solar Firefly is the most unique solar decorative light on the market. market. Supported by a very soft and flexible wire, this solar light is specially designed to sway in the wind, like a swarm of fireflies flying in the dark, adding color to your garden! [easy to install] This solar light is easy to install and operate, just start the switch and can be powered by the solar panel. It does not require expensive outlets/wires/installation equipment. Attach the lamp to the supplied metal rod and insert it into the ground to enjoy the world’s best solar decorative lights.