SpeedyBee F405 V4 Flight Controller Stack: 30×30 Stack with 4in1 55A ESC Board,Wireless Betaflight Configuration,Blackbox,Barometer for FPV

[Configure your FC and ESC via BT]: With the SpeedyBee app, flip your telephone into an all-in-one configurator and tune your quad anytime, wherever. Benefit from the straightforward method to fly with totally configuring your FC ESC wirelessly.
[Powerful 55A 4-in-1 ESC]: Constructed with the strong BB21 MCU and enormous motor pads for simple soldering. Constructed with Japan-made filtering SMT capacitors +onboard TVS protecting diode, brings a clean flight expertise.Actual 55A output, prepared to your baddest 6S motors.
[Onboard Battery Life Indicator]: Constructed with a 4-level LED battery indicator, now you may fly wherever worry-free – even with out your lipo checker!
[Change Motor Directions Wirelessly]: Ending your newest construct? Simply changed your motor after a crash? Take your smartphone out, and configure your motor route wirelessly with the most recent SpeedyBee app. Works for all BLHeli32 / BLHeli_S / BlueJay ESCs.
[4 sets of LED Pads with Simple Switching]: Want extra visibility at night time? Simply solder up your LED strips and blaze the darkest path yow will discover. With only one faucet on the BOOT button, you may cycle by all completely different LED presets and decide the one you like!