8x 3.7v 10ah cells - 1 bad cell

This module has 7 out of 8 good cells that are 3.7v 10ah cells. You can easily make a 7s 24v pack by just leaving off the bad cell. The cells are glued together so you have to keep the pack together the way it is. 

6.5" x 3.5" x 2.5"