The CopterBox is a disposable air - drop boxwood , plan to safely spend consignment from a aeroplane . Using parachutes is more expensive , and ask that you go back at some point to pick them up . With this system you may just throw a package out and forget about it . Unless it ’s raining . suss out out a picture after the leap .
The three rotor blades whirl at about 450 rpm to create cosmetic surgery and slow down its descent . It has already been used by U.S. Special Forces in Afghanistan . [ DropMaster ]
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