This page is about Gertechs, a brand of products to help customers enjoy more their outdoor/indoor sports activities: Golf, Horse Racing, Sailing, Athletics, Skiing and many others.
Gertechs' mission is looking after their customers and guaranteeing their total satisfaction.
http://www.amazon.com/Gertechs-Yardage-Finder-Compact-Monocular/dp/B00KRLJP4O
http://GermanCalvo.com/blog
http://GermanCalvoBlog.com/blog