Bushnell Bone Collector LRF 4x20mm Rangefinder Realtree Xtra Camouflage With Logo Bone Collector Laser Rangefinder. Simple one-button operation. +/- one yard accuracy. Rainproof. 9-volt battery and case included. Range from 10 yards to 600 yards. 4x magnification. Realtree Xtra camouflage finish with Bone Collector logo. Boxed.