This exists.
With a tiny bit of rewiring, the Mini remote holds two 14500 cells in its AA holders. You just need to wire the two cells in parallel instead of in series.
Then you have a remote that can run on two of these with only one wire moved
This exists.
With a tiny bit of rewiring, the Mini remote holds two 14500 cells in its AA holders. You just need to wire the two cells in parallel instead of in series.
Then you have a remote that can run on two of these with only one wire moved