Upgrading from PAX 3 to PAX PLUS: What you need to know During night flight, airports can be difficult to spot among the multitude of lights and ground clutter. One of the most helpful lights to look for is the airport's rotating beacon. Civilian PAX 3 Vaporizer Review: There's a Reason It's Considered the Best Gear Diary Hi guys, anyone else experienced these lights on PAX 3? Happens right after I switch it on! : r vaporents