A 3 blades Aerospatiale Lama SA315B Helicopter, 30/50 size, powered by electricity: 2 x 6s2p Lipo batteries. More information on RunRyder at: http://www.runryder.com/helicopter/gallery/34346/?script=Lama_E Filmed in Montreal (Quebec) during day.. and almost night. 4.5 Kg in the air !
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