FMS RC Airplane Plane 1220mm Ranger Trainer 3S 4CH with Reflex Gyro Flight Controller Auto-balance Model Hobby Aircraft Avion GPS about 1/2 the size of

about 1/2 the size of a regular quadcopter

helicopters and airplanes

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The difference between H501S and the upgraded version H501SS pls access this link:

FMS RC Airplane Plane 1220mm Ranger Trainer 3S 4CH with Reflex Gyro Flight Controller Auto-balance Model Hobby Aircraft Avion GPS about 1/2 the size ofFMS New Trainer 1220mm Ranger PNP With Reflex Gyro Flight Controller Autobalance Overview: FMS New Traniner 1220mm Ranger, with Reflex Gyro flying controller system, make you easier to learn. Offering an upgraded motor and optional floats the Ranger will enrich your multi purpose trainer collection. Like other FMS trainers, 1220mm Ranger allows for very easy and smooth flights showing no need for additional electronic stabilization or advanced radio