The RATEFPV H415 Mini 15A HD AIO is a high-performance AIO built for demanding 2–3 inch micro FPV pilots. Powered by a cutting-edge 400MHz H4 MCU (39% faster than STM32F722), it delivers unrivaled processing power for smooth dual 8K HD video and ultra-responsive bidirectional DShot. This compact AIO integrates a built-in ELRS receiver, Bluetooth tuning, Type-C setup, and a 32-bit 15A ESC—creating a plug-and-fly powerhouse ideal for freestyle, cinematic micro drones, and high-speed racing. Designed for reliability and ease of use, it’s the ultimate upgrade for pilots seeking zero-compromise performance in a tiny footprint.

Key Features 

⚡ 400MHz H4 High-Performance Core
39% faster than STM32F722; effortlessly handles dual 8K HD video + bidirectional DShot for zero-latency, ultra-smooth flight.
🛰️ Built-in ELRS Receiver (No Soldering)
Integrated ExpressLRS 2.4G — bind & fly in seconds; no wiring, perfect for beginners & clean builds.
📱 Bluetooth Mobile Tuning
Adjust PID rates, filters, and modes via smartphone app; no USB cable, no PC required—tune anywhere, anytime.
🔌 Bottom-Mounted Type-C Interface
Convenient under-board USB-C for fast firmware flashing and quick setup; plug-and-play simplicity.

🎛️ 32-Bit 15A Linear ESC
Silky-smooth throttle response, zero cogging; 15A continuous current for durable, high-frequency freestyle & racing.
🛡️ High-Performance 15A MOSFETs
Perfect for 1303.5 & smaller motors; robust over-current protection prevents burnout—max durability for hard crashes.
📦 Mini HD All-in-One Design
Ultra-compact layout for 2–3" toothpicks & micro drones; simplifies builds, reduces weight, and maximizes space.