The Killer InstinctA(R) Maxview Certis LRF Scope is engineered for precision with built-in laser range-finding up to 999 yards and automatic drop compensation out to 100 yards. With a quick 20-yard zero and arrow speed input, it delivers fast, dead-on accuracy-no multi-distance sight-in required. Built-in rangefinder to 999 yards Calculates drop out to 100 yards 4x32 fixed magnification optic OLED display with 4 brightness levels Engraved reticle for any light condition Includes wireless remote for silent ranging Durable aluminum housing with locking mount Auto shut-off preserves battery life