Fangrui Product Details App Wireless Flight Control Esc Full Parameter Adjustment Fix Sd Card Compatibility Issues Built-in Barometer Flight Control Onboard 4-level Battery Indicator Gyroscope Dual Power Supply Filter Main Controller: Stm32f405 Gyroscope: Icm42688p Usb Interface Type: Type-c Barometer: Built-in Osd Chip At7456e Bluetooth Ble: Supported, Used To Connect To App To Set Flight Control And Esc Parameters. Please Make Sure That The Msp Switch Of Serial Port Uart4 Is Turned On And The Baud Rate Is Set To 115200, Otherwise The Bluetooth Function Cannot Be Used Wifi: Not Supported Air Unit Connection Method: Supports 6-pin Socket Direct Plug-in And Solder Wire Connection. 6-pin Air End Direct Socket Support: Fully Compatible With O3/ Link/ Vista/ Air Unit V1, No Need To Change Any Line Sequence. Galvanometer: Supported (scale=400,offset=0) Colour:as Shown Material:pcb Type:60a Package Contents: 1 X F405 V4 Flight Controller Stack Kit Only The Above Package Content, Other Products Are Not Included. Note: Light Refle