Garmin Approach G8 Golf Course GPS Plays like Distance Gives The Golfer Distances To The Target, Adjusted For Uphill Or Downhill Shots. Display size : 1.5 Inch x 2.6 Inch (3.9 x 6.5 cm). 3.0 Inchdiag (7.6 cm) Smart Notification Receive Email, Texts And Alerts From Your Iphone (4S Or Later) Directly On Your Golf Handheld;Physical dimensions:2.1 x 4.4 x 0.6 inches Garmin Connect Online golf community lets you play, then share and compare your round; visit connect.garmin.com to find out more Club Advice Remembers how far you hit each club, and provides recommendations on which club to use based on your shot distances PINPOINTER Provides blind shot assistance by pointing you in the right direction when you are unable to see the pin (G8 only) Big Numbers Mode For easy viewing on your screen, increase the font size for distances to the front, back and middle of the greens AUTOMATIC COURSE UPDATE Device automatically updates courses with a Wi-Fi connection for no additional charge (G8 only)