SpeedyBee F405 V4 BLS 55A Stack ICM42688P F405 V4 FC BLHELIS 55A 4in1

Model Number : F405 V4 55A For Vehicle Type : Airplanes Four-wheel Drive Attributes : Assemblage Remote Control Peripherals/Devices : ESC RC Parts amp; Accs : Speed Controllers Material : Composite Material Brand Name : SPARKHOBBY Origin : Mainland China Recommend Age : 14+y Use : Vehicles amp; Remote Control Toys Item:SpeedyBee F405 V4 55A Flying Tower (F405 V4 Flight Control BLS 55A 4in1 ESC) Parameters: SpeedyBee F405 V4 Flight Controller MCU:STM32F405 IMU (gyroscope):ICM42688P USB Port Type:Type C Barometer:Buolt-in OSD Chip:AT7456E Chip BLE Bluetooth:Supported, Uesd for Flight Control configuration ( MSP should be enabled with Baud rate 115200 on UART4) WIFI: Not Supported DJI Air Unit Connection Way:Two ways Supported , 6-pin connection or direct soldering 6-pin DJI Air Unit Plug: Supported , Completely compatible with DJI O3/Runcam Link/Caddx Vista/DJI Air Unit V1 , no wire is needed to be changed Blackbox MicroSD Card Slot :Betaflight firmware requires the type of the microSD card to be either Standard (SDSC) or High capacity (SDHC) under 32GB,so extended capacity cards(SDXC) are not supported (Many high-speed U3 cards are SDXC) Also the microSD card MUST be formatted with the FAT16 or FAT32 (recommended) format. So,you could use any SD card less than 32GB,but the Betaflight can only recognize 4GB maximum.We suggest you use this 3rd party formatting tool and choose #39;Overwrite format #39; then format your card. Also check out here for the recommended SD cards or buy the tested cards from our Galvanometer Input: Supported. For SpeedyBee BLS 55A ESC , please set Scale=400 and Offset=0 Power input:3S - 6S Lipo (Through G, BAT pins/pads form the 8-pin connector or 8-pads on the bottom side) 5V BEC Output : 9 groups of 5V output, (4 +5V pads on the front and 1 BZ+ buzzer pad, and one +5V pad on each of the 4 corners for external LED lights), the