Hummingbird V4 with SmartMax 400mw VTX ELRS2.4G AIO Flight ControllerHummingbird V4 ELRS 2. 4G AIO Flight Controller Let's be honest. Your current whoop is probably suffering from the holy trinity of problems: a dodgy RC link, a VTX that cooks itself on the starting grid, and tragic voltage sag. The Hummingbird V4 AIO is the cure. It combines a rock solid SPI ELRS 2. 4G receiver with a clever 400mW SmartMax VTX and a proper solid pin power connector, creating the most potent 1S brain you can cram into a 65mm frame. Why
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Hummingbird V4 with SmartMax 400mw VTX ELRS2.4G AIO Flight Controller