The new R239, aka 2019 R90, has been refined, in fact, redesigned, from the previous model,the 2018 R90 Main Features: WithFrsky XM plus receiver F4 flight controller with OSD 25A ESC RunCam Micro Swift camera RunCam TX200U 48CH 25 / 200mW Specifications: Receiver:Frsky XM Plus Wheel base: 90mm Propeller: 2 inch Lipo battery: support 3S … Continue reading Diatone GT-Rabbit R239(2019) 2inch 3s Micro Quad Review