The Callaway Golf LR550 Sport Laser Rangefinder provides a quick and accurate distance measurement up to 550 yards. It's compact, lightweight and constructed to be waterproof and fog-proof.

Features:
Fast, simple, one-touch operation
Nikon's First Target Priority Mode
High-Eyepoint Design
Multi-coated Optics
Waterproof & Fog-Proof
Long Eye Relief
Focusing Diopter
LCD Display
Capable of distancing different targets in succession, for up to 8 seconds, by keeping the button pressed
Reticle allows use to know ranging in progress
1/2 Yard increment Reading on LCD
Compact, lightweight design
Sport Case with Removable Travel Cover for Objective and Eyepiece

Specifications:
Measurement Range (yd): 11-550
Increment Reading (yd): 1
Effective Diameter of Objective Lens (mm): 21
Viewfinder Display: LCD Display
Magnifications: 6x
Field of View: 6 degrees
Exit Pupil (mm): 3.5
Eye Relief (mm): 18
Diopter Adjustment (m): +/- 4
Color: White
Power Source: 1 CR2 Lithium Ion Battery