Most likely he asks to do as in the topic about Malkoff's runtime or McGizmo some years ago to understand the behavior as the battery discharges. I would also be interested in seeing.Here's what SureFire says
Aviator | Dual-Output Multi-Spectrum LED Flashlight | SureFire
A classic SureFire design, the dual-output Aviator tactical heavy-duty flashlight features a primary white LED and secondary colored LED in one sealed head, both focused into a useful beam with ample reach and surround light by our proprietary Total Internal Reflection (TIR) lens.www.surefire.com
