I-On Optics Laser Range Finder For Golf, Hunting, Target -- anywhere you need distance-finding accuracy Weather Resistant Construction; High-Impact Shell; Auto Shut-off Choice of 4 Operating Modes for all Field Conditions Range of 15 to 400 Yards, with Large, Clear LED Readout Accurate to +/- 1 Yard; Rubber-coated 6X Focusing Eyepiece