The TK25Red version is specifically designed for hunting. It upholds the innovative mode switching structure which allows easy switching between the white and red lights by infinitely turning the flashlight head in either direction. This method of mode switching optimizes lighting output and effectiveness. It is fitted with CREE XP-G2 white LED’s, and red Cree XP-E2 LED’s. The white light delivers a max output of 1000 lumens and beam distance of 225 meters, the red light delivers a max of 310 lumens and beam distance of 200 meters. The light is powered by one 18650 Li-ion battery ( Battery sold separately ), but is also compatible with cold-resistant CR123A batteries. The two tactical tail switches are for output selection and strobe activation. This Red version TK25 is a must-have for hunting and most tactical demands.