On the morning of May 7th, V750, the world's largest unmanned helicopter has been successfully tested in Weifang, Shandong.
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This first flight starts a long phase of testing. The helicopter lifted 25 meters above the ground and fly over the airstrip for about ten minutes. V750 weighs 75.7 kg, can carry up to 80 kg and has a range of 500 km or 4 hours.