Specification: Brand: iFlight Model: BLITZ F7 E55S ESC Stack Blitz F7 Flight Controller MCU: STM32F722Gyro: ICM42688Barometer: DPS310OSD Chip: AT7456EFlash: 32MB (Blackbox flash)UARTS: 6Motor outputs: 4x (SH1.0 connector)I2C serial: SDA / SLA padsSmartaudio / IRC Tramp VTX protocol supportedLED controller: YesBeeper pad: YesFirmware target: IFRC-IFLIGHT_BLITZ_F722Mount pattern: 30.5*30.5mm / 4mm PCB hole diameterDimensions: 36.5*35 mmWeight: 7.8gBEC: 5V 2.5A / 9V 2A Wiring Suggestion:UART 1 for VTX HD / AnalogUART 2 for a ReceiverUART 3/4/5 for GPS or other sensors that require a serial portUART 6 for ESC Telemetry FC Features:- Improved circuit design, better components and lower electrical noise - DJI HD VTX Connector (Plug-and-Play / No soldering required)- FC indicator LEDs for visual debugging- With LC filter E55S 4in1 ESCMounting Holes: 30.5*30.5mm/桅4mmWeight: 14.7gSupports 2-6S lipo inputMCU: BB21Constant: 55 Amps Burst: 65 AmpsCurrent sensor: YesBEC: NoCurrent rate: 200Supports: DShot DShot150/300/600/MultiShot/ OneShot etc.Target: Q-H-25 16.7(BlheliS) / Bluejay Q-H-25 (Bluejay) Packing List: Flight Controller Version 1x BLITZ F7 V1.2 Flight Controller ESC Version1x BLITZ E55S 4-IN-1 55A 2-6S ESC FC + ESC Version1x BLITZ F7 V1.2 Flight Controller x BLITZ E55S 4-IN-1 55A 2-6S ESC1x Screw Bag