The T.M.P.R. SYSTEM is a modular system of purpose-specific optics that can be used individually or in combination to create the ultimate sight for any situation. Each T.M.P.R. System component has its own battery. When connected to a T.M.P.R. prism sight, they can be powered by the prism sight’s high-capacity CR123 battery. The T.M.P.R. Prism sight is available in 3x or 5x. It features: Larger field of view than AR-332 or AR-536 Improved Quick Detach base Digital Illumination control with red, green and blue color options Circular reticle provides ultra-fast engagement at close distances Trajectory compensation out to 600 yards Share power with T.M.P.R. components: T.M.P.R. FastFire M3 and the T.M.P.R. Laser Sight (both sold separately) Ballistic reticle with 7 illumination levels and three colors Night Vision Compatible –3 night vision settings and 3 colors for 9 NV settings