Originally Posted by
jeff-o
6 D cells is 9V. So, any 9V battery pack should work just fine. A lower voltage battery pack won't hurt the light, but it might not be as bright.
6 D cells in alkaline are 9V. Not in Nickel chemistry. 6 cells @ 1.2V per cell is 7.2V.
Don't worry, I thought the same thing until I realized that there aren't any 9V systems that I could think of out there.