Skystars F405 KO50 HD2 F4 OSD 45A Flight Control BLS FC&ESC Fly Stack Flytower

Premium Flight Control & ESC Combo
Engineered with an F405 MCU and advanced F4 flight controller, this stack delivers ultra-responsive signal processing for precise drone maneuvers. The integrated 45A BLHeli_S ESC ensures smooth power delivery, supporting 3-6S LiPo batteries for high-performance racing and freestyle flights.
HD OSD & Durable Construction
Features a built-in OSD for real-time telemetry overlay (voltage, current, RSSI) directly on HD analog feeds. The stack’s compact Flytower design minimizes wiring, while anodized aluminum standoffs enhance heat dissipation and durability in extreme conditions.
Optimized for Racing & Freestyle FPV
Ideal for competitive racers and freestyle pilots, offering low-latency communication via the KO50 firmware. Compatible with HD VTX systems like SpeedyBee, ensuring crisp video transmission. Pre-soldered connectors and plug-and-play setup reduce build time.
Global Wholesale Advantage
Direct bulk pricing with no middlemen—guaranteed lowest rates worldwide. Stock covers diverse FPV needs, backed by fast logistics and reliable after-sales support.