Specifications: Brand: iFlight Model: BLITZ F745 , BLITZ E55S Optional Version: ESC ( Only E55S ESC ) / FC + ESC ( F745 FC+E55S ESC) BLITZ F745 Flight Controller MCU: STM32F745Gyro: ICM42688Barometer: DPS310OSD Chip: AT7456EFlash: 32MB (Blackbox flash)UARTS: 6Smartaudio / IRC Tramp VTX protocol supportedLED controller: YesBeeper pad: YesMount pattern: 30.5*30.5mmDimensions: 36.5*35 mmWeight: 7.8gBEC: Output 5V 2.5A continuous output current, 3A peak current (15 seconds)Output 9V 2.5A continuous output current, 3A peak current (15 seconds)BF Firmware target: IFLIGHT_BLITZ_F7_AIOArdupilot Firmware锛歛rduplane_with_bl BLITZ E55S 4IN1 ESC Supports 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) Mounting Holes: 30.5*30.5mm/桅4mm Weight: 14.7g Features: 1.Improved circuit design, better components and lower electrical noise 2.DJI HD VTX Connector (Plug-and-Play / No soldering required) 3.FC indicator LEDs for visual debugging 4.Support Betaflight, INAV, Ardupilot firmware Wiring Suggestion: UART 1 for VTX HD / Analog UART 2 for a Receiver UART 3/4/5 for GPS or other sensors that require a serial port UART 6 for ESC Telemet Package Included: ESC Version1 x BLITZ E55S 4-IN-1 2-6S ESC1 x Power cables & ESC signal wires FC+ESC Version1 x BLITZ F745 Flight Controller1 x BLITZ E55S 4-IN-1 2-6S ESC1 x Power cables & ESC signal wires