high current through the traces! Following the success of the NewBeeDrone Hummingbird F4 V1 PMB, The V2 brings highly requested changes to the table. Featuring brushless motors, our legendary cockroach frame, an upgraded Mark 3 camera, and a race-ready stable VTX. This is the Whoop you #39;ve been waiting for. Oh, and did we mention it uses BUILT-IN ELRS? Specifications MCU: STM-F411 MCU for the main controller (Preloaded with BetaFlight) IMU: BMI270 OSD: NBD OSD(Betaflight OSD Compatible) UART Ports: 2 usable USB: Micro USB Input: 1S Installing Hole: 25.5x25.5mm Includes 1x NewBeeDrone BNF Hummingbird F4 V2 1S Brushless Whoop - ELRS