Engineered with Amber-Bright optics that quickly help you distinguish between a brown tree and a brown critter, the TRS Trophy Red Dot is ideal for use on a turkey shotgun, a revolver or just about any other firearm used for hunting or plinking. With multi-coated optics for increased brightness in low-light conditions, you will be sure to find your target. No question about it, they're designed to excel during the day's most important times. Features:3 MOA Red DotMulti-coated opticsAmber-Bright high contrast lens coating100% waterproof/fogproof/shockproof constructionCR2032 battery5,000+ hour battery life on mid setting