Hubsan X4 H501ss Pro Drone GPS fpv with 3M Pixel Camera 5.8G live video transmission distance 400m RC quadcopter Follow me, Altitude mode, Automatic Return, Headless Mode with two drone batteries :
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Hubsan H901A Lipo Battery 2S 1300mAh
Found! An Alternative Flight Battery For Hubsan H501S! | DroneFlyers.com Quadcopter Discussion Forums
HUBSAN H501S Drone GPS FPV with 1080P HD Camera 5.8G Live Video RC Quadcopter Follow me ,Altitude Mode,Automatic Return, Headless Mode Great for Adults with Two of Drone Batteries(Upgraded Version ) -