The Fenix TK41 and TK41C LED Flashlights are both 8xAA and pack an excellent throw with good floody beam. The build quality is top notch as with any TK(Tank Series) Flashlights. If you are a fan of AA batteries(Alkaline like Duracell and Rechargeable Ni-Mh like Eneloop Batteries) and you need the best of AA lights in terms of throw or output this is the light for you. The Fenix Tk41C 1000 Lumens which is the upgrade of the earlier TK41 900 Lumens also has color outputs(hence the C in the name). It has additional Red and Blue Outputs with flashing modes on both colors. The Fenix TK41C 1000 Lumens is available in India at Lightorati. Order your Flashlight at Lightorati with your own Laser Engraving.