Garmin Astro 220 Dog Tracking 2.6-Inch Portable GPS Navigator
http://www.amazon.com/gp/product/B000MGM5MI?tag=sukses2015-20
Barometric Altimeter Brand New 3-Axis Electronic Compass
Scratch Resistant Lens On The 26-Inch Color Tft Display With Backlit Display Keypad
Resolution 240 X 160 Pixels
Battery Life Greater Than 20 Hours Using 2 Aa Batteries
Usb Mini-B Connector For Data Updates With A Pc