RC hobbyists, if you're building or upgrading your drone or model vehicle, this Readytosky FS2A receiver is exactly what you need! This tiny but powerful 4-channel receiver measures just 11x25mm, making it perfect for compact builds where space is limited. It uses the AFHDS 2A protocol and works seamlessly with Flysky transmitters like the FS-I6, FS-I6X, FS-I6S, FS-TM8, FS-TM10, and FS-I10. Operating on the 2.408-2.475GHz frequency range, it provides reliable signal transmission for smooth control of your model. The PWM output makes it compatible with a wide range of servos and ESCs. Setting up failsafe is straightforward - just push the transmitter stick to the failsafe position and long-press the bind button until the blue light indicates success. The compact size doesn't compromise performance, delivering solid range and responsive control for your aerial or ground vehicles. Whether you're into drone racing, aerial photography, car modeling, or boat RC, this receiver offers professional-grade performance at an affordable price. The build quality is solid, designed to handle the vibrations and demands of RC operation. Installation is simple with clear labeling for channel connections. If you're tired of bulky receivers taking up precious space in your builds or need a reliable replacement for your Flysky system, this mini receiver delivers big performance in a small package. It's one of those components that just works reliably flight after flight, giving you peace of mind while you're piloting your creation!