Specifications Model FlyingRC F4WSE MK1 5 Flight Controller BoardMain Control STM32F405RGT6Gyroscope ICM 42688 PBarometer SPL06 001Serial Ports 12 servo connections 6 pin leads 6 socket leads 6 serial ports 5 full function 1 sbus 1 I2C port shared with barometerBEC 1 5V4A for servo 1 5V2A for equipmentOnboard Ammeter Continuous 40A Instantaneous 80AServo expansion board No onboard BEC self providedBlackbox External TF card module max usable 4GB supports up to 32GBInput Voltage 7 26V DC IN 2 6S Lipo Dimensions and Weight 20mm 40mm 9mm 9gFeature Support AP INAV BF firmware STM32F405RGT6 master control ICM 42688 P TDKInvensense third generation gyroscope SPL06 001 domestic high performance barometer 12 servos 6 pins lead out 6 sh1 0 sockets lead out 6 serial ports 5 full function 1 sbus 1l2C shared with barometer Support analog image transmission digital image transmission no digital image transmission direct plug in welding required Onboard BEC servo 5V5A device 5V3A including 4V51A Onboard ammeter continuous 40A instantaneous 80A Servo expansion board no onboard BEC need to be prepared Mass production board process green solder mask 10Z copper thickness 1u immersion gold resin plug hole disk hole process Package included Version 1 3x pin headers1x 4P cable7x M2 4 screws1x F4WSE MK1 5 fixed wing flight controller1x flight controller base3x M2 double pass copper pillars1x TYPE C small boardVersion 2 3x pin