Radiomaster ExpressLRS USB UART Flasher

When upgrading ELRS receivers, there are primarily two options: Wi-Fi and Serial Port. While Wi-Fi upgrading is very user-friendly and doesn't require additional accessories, it can be susceptible to failures caused by unstable networks. For a more reliable and professional upgrade experience, RadioMaster ExpressLRS UART Flasher is your solution. This dongle is designed specifically for ELRS receiver serial port upgrades, providing a dependable and professional solution for flashing or recovering receivers with a bad flash. Features: Equipped with multiple protective circuits, including overcurrent and reverse protection Optionable 3.3V and 5V output voltage Standard 2.54mm pins RM-CRSF JST-GH interface output for versatile connectivity with compatible ER series receivers Featuring a spring-loaded pin socket for enhanced convenience Comes with DuPont wires for easy testing COMPATIBLE RECEIVERS: Using 2.54mm pin output and spring-loaded pin adapter or Test hook adapters:All RP SERIE