It's on the internet for download.
https://dl.djicdn.com/downloads/DJI_Mini_5_Pro/UM/DJI_Mini_5_Pro_User_Manual_en.pdf
Because DJI prepared the manual so that the drone could be sold in the US. They wouldn't revise it after deciding that the...
Weight and balance is a serious matter in manned airplanes. Lives are at stake. (A few years ago at the local airstrip, four hefty fellows loaded themselves into a Cherokee 140 with nearly full tanks on a summer day and tried to take off. The...
Years ago, I owned a 9.9 hp Johnson outboard motor. It was rated that way to make it possible to use it where there was a sub-10 hp limit in some lakes. The rumor was that it was actually 10 hp or slightly above. I seriously doubt that any...
The de minimis exception applied to shipments. The $800 allowance (for Canada) that was mentioned is for items an individual purchases while traveling and brings back to the US. The figure may be $200, $800, or $1600, depending on which country...
We're talking airspeed, the drone's speed through the air. It doesn't matter whether the air is moving or not. If the drone is stationary over the ground with a 20 mph wind blowing, the drone's airspeed is 20 mph.