SpeedyBee F405 Mini Stack BLS 35A 4in1 ESC Bluetooth FC Wireless Tuning, 3-6S Flight Stack Flight Controller Compatible with DJI O3, 20x20mm FPV Drone Part with Barometer and Blackbox

Additional Details from the Manufacturer

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More features

• Brutal 35A ESCs: Quad-channel true rated 35A continuous output (140A total); 6 layer 2oz copper PCB and TDK filtering caps; Powers 2-4 inches and lightweight 5 inches quads (<250g); Crushes crash voltage spikes with no fear
• Ditch Voltage Checkers: Integrated 4-level battery indicator on FC side; 1 solid light is 10-25%, 1 blinking is less than10%, 4 lights mean 75-100%; Instant voltage check on plug-in to liminate in-flight power failure risks
• Bluetooth Wireless Tuning: Link SpeedyBee App via BLE; Adjust PID/OSD/UART without PC; Remotely reverse motor direction (tap-to-spin); Live tune ESC parameters; Zero USB hassle in tight builds
• Gyro Pure Power: Dedicated MaxLinear LDO + 100μF tantalum capacitor; Rock-solid 1.3mV ripple; 320% surge protection boost; Zero-interference data for razor-sharp response; ICM-42688P gyro stability unlocked
• Dual BEC Powerhouse: Independent 5V 2A and 9V 3A outputs; Native plug-in for DJI O3/Air Unit/RunCam Link; Fuels 5V and analog VTX; Total FPV video system compatibility
• Expandable Connectivity: 4 x UART ports (RX/VTX/Cam/GPS); Dedicated 4.5V GPS power (USB debug mode); Magnetometer/LED/buzzer pads; Unleash GPS rescue and custom lighting
• Complete Build Kit: Includes M2/M3 screws, silicone gummies; Soldering practice board (video guide); 470μF Rubycon capacitor, TVS diode; USB-C extension, PDB splitter; Start building out-of-box
• Flight Data Essentials: Onboard barometer for real-time altitude; 8MB blackbox logging; 17mm top-notch cutout for FPV cam clearance; Unobstructed views and crash analysis