Happymodel Pancake 2-6S AIO F4 Flight Controller Built-in SPI ELRS 2.4G and 400mw Openvtx Compatible with 20×20 and 35.5×35.5 Stack

Specifications:Brand Name: HappymodelItem Name: Pancake 2-6S AIO flight controllerBetaflight firmware target: CRAZYBEEF4SX1280VTX antenna: U.FLReceiver antenna: Ceramic antennaWeight: 5.2gBuilt-in SPI ELRS 2.4GHz receiverBuilt-in OPENVTX max power up to 400mwCompatible with 20×20 or 35.5×35.5 4-IN-1 ESC Flight controllerFirmware Target: CRAZYBEEF4SX1280MCU:STM32F411CEU6 (100MHZ, 512K FLASH)Sensor: MPU6000 (SPI connection)Mount hole type: 20×20 or 35.5×35.5Power supply: 2-6S battery inputBuilt-in Betaflight OSD(SPI Control)Built-in 5.8G OpenVTX 0mw~400mwBuilt-in ExpressLRS 2.4G ELRS V2.0 firmware compatible Onboard SPI ExpressLRS 2.4GHz ReceiverPacket Rate option: 50Hz/150Hz/250Hz/500HzSupport ExpressLRS v2.0 or latestRF Frequency: 2.4GHzAntenna : SMD ceramic antennaTelemetry output Power: <12dBmReceiver protocol: SPI ExpressLRSCompatible with ExpressLRS V2.0 TX ModuleCouldn’t flash separately ExpressLRS firmware Onboard 5.8g OPENVTXFirmware version: OPENVTXSmartaudio v2.1PIT Mode supportRCE Mode supportChannels:48chTransmitting Power: 0/RCE/25mw/100mw/400mwPower supply: DC 5VCurrent (5v): <650ma (400mw)Antenna connector: U.FL Package Included:1*Happymodel Pancake 2-6S AIO F4 Flight Controller