A GNSS (Global Navigation Satellite System) receiver, it can produce your location down to a 10cm resolution (depending on which satellite system you use). The software on the phone presumably is the logger that lets you 'click' positions as you walk around the border of something.
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What's that device on a pole the man is holding in the field along with a phone?
A GNSS (Global Navigation Satellite System) receiver, it can produce your location down to a 10cm resolution (depending on which satellite system you use). The software on the phone presumably is the logger that lets you 'click' positions as you walk around the border of something.
It looks like this one (or a related product):
https://bench-mark.ca/product/juniper-geode-sub-meter-gns3-r...
Surveying marker. There's a laser device somewhere else measuring precise distance to that marker
lmao that completely unnecessary chatgpt "visualisation" at the end