Optronix Six LED light provides light output comparable to fluorescent & halogen models of teh same size, yet consumes less power. Fluted reflector multiplies the light of the LED's & reflects it in every angle to reach more fish. Powered by 3 AAA batteries (included). compect size (less than 10") allows for easy storage. Eyelet on endcap for weight (not included) allows light to be submersed at desired level.