Garmin GPS Survey Instrument, Screen Size: 3.5 Inch

Features 12 Channels, Accurate To Within 15 Metres 10 Saved Tracks 1536 Track points Waas/egnos Enabled Calculates Current And Average Speed, Time Of Sunrise/sunset And Trip Distance Can Connect To A Pc For Easy Transfer Of Tracks And Way points (separate Cable Required) Waterproof Submersible To 1 Metre Requires Two Aa Batteries, Giving Up To 22 Hours Life Size 5.1x3x11.2cm Weight 150g