The LED module for 2 battery version looks much brighter than this one.
The module goes back unfortunately. Luckily I had cut open the package carefully and clean ...
Warning: Many reviewers write here of D-Cells. In Germany you do not understand the times, since the batteries be called something, namely mono (D), Baby (C), Mignon (AA), Micro (AAA), Lady, duplex and block. So much for the well-intentioned enlightenment