ArduPilot's new aircraft Devil 420 TBR

420mm three blades, 19T motor gear, 19T tail shaft gear. Very good body vibration performance and good battery life efficiency, CUAV Pixhack v1 & CUAV mini M8N GPS,I like it


Nice heli, I would like to build one for testing.

Do you have a link to where you bought the 420 from?

Thanks can be found in mainland China, overseas, then look at it here

Thank you.

What size battery/ flight time do you get?

6s 3500mAH ,About 14 min !