{"product_id":"betafpv-f4-2-3s-20a-aio-fc-v1","title":"BETAFPV F4 2-3S 20A AIO FC V1","description":"\u003cdiv aria-labelledby=\"tab-title-description\" class=\"entry-content woocommerce-Tabs-panel woocommerce-Tabs-panel--description wd-active panel wc-tab\" data-accordion-index=\"description\" id=\"tab-description\" role=\"tabpanel\"\u003e\n\u003cdiv class=\"wc-tab-inner wd-entry-content\"\u003e\n\u003cdiv\u003eF4 2-3S 20A AIO FC V1 is specifically designed for HD VTX, utilizing 2-3S batteries for enhancing the flight experience. It features a dual BEC solution that delivers stable power outputs of 9V@2A for DJI O3 and 5V@3A for external devices. With a 20A ESC, it enables agile flight and increases dynamic. And connector for DJI O3 HD VTX and USB port for easy installation and maintenance. Ideal for HD VTX whoop enthusiasts, offering a heightened level of professionalism and convenience with this FC option.\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg alt=\"F4 2-3S 20A AIO FC V1\" bv-data-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1778\/6615\/files\/F4_2-3S_20A_AIO_FC_V1.jpg?v=1777366599\" class=\"bv-tag-attr-replace bv-lazyload-tag-img\" decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns='http:\/\/www.w3.org\/2000\/svg'%20viewBox='0%200%200%200'%3E%3C\/svg%3E\" title=\"BETAFPV F4 2-3S 20A AIO FC V1 1\"\u003e\u003c\/div\u003e\n\u003ch2\u003eBullet Point\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned for HD VTX, it features a dual 9V@2A for DJI O3 and 5V@3A for external device BEC solution to prevent screen blackout on the DJI O3 due to low voltage during throttle increase.\u003c\/li\u003e\n\u003cli\u003eIt includes a new DJI O3 6-pin PMU for easy installation without soldering, reducing assembly complexity. Newbie friendly.\u003c\/li\u003e\n\u003cli\u003eThe power range of 2-3S provides increased thrust and improved control with a 20A ESC featuring a single NMOS for continuous current capability.\u003c\/li\u003e\n\u003cli\u003eThe upgraded onboard receiver allows selective power cutoff for saving power and offers additional UART TX3 and RX3 ports for connecting the external device.\u003c\/li\u003e\n\u003cli\u003eRedesigned solder pad layout ensures larger, more secure pads for easy and reliable soldering, while the relocated USB port at the rear facilitates computer tuning.\u003c\/li\u003e\n\u003cli\u003eIt features an STM32F405RGT6 chip, Integrate Serial ELRS 2.4G receiver, 16M black box, barometer, current meter, reserve 3 complete serial ports and a standard SBUS, support GPS, HD VTX, external receiver, and other equipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg alt=\"eb44cfd418bd0c3f52fdcc9a83ae49e0 244e407d 1a29 41c8 92b7\" bv-data-src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/1778\/6615\/files\/eb44cfd418bd0c3f52fdcc9a83ae49e0_244e407d-1a29-41c8-92b7-254c14da261c_600x600.jpg?v=1691997239\" class=\"bv-tag-attr-replace bv-lazyload-tag-img\" decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns='http:\/\/www.w3.org\/2000\/svg'%20viewBox='0%200%200%200'%3E%3C\/svg%3E\" title=\"BETAFPV F4 2-3S 20A AIO FC V1 2\"\u003e\u003c\/p\u003e\n\u003ch2\u003eSpecification\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eWeight: 5.58g (without motor connectors and power cable),5.92g (with motor connectors)\u003c\/li\u003e\n\u003cli\u003eMounting Hole Size: 26mm x 26mm\u003c\/li\u003e\n\u003cli\u003eCPU*: STM32F405RGT6 (168MHz)\u003c\/li\u003e\n\u003cli\u003eSix-Axis: ICM42688P\/ICM42605 (SPI connection)\u003c\/li\u003e\n\u003cli\u003eRX: Serial ELRS 2.4G Receiver\u003c\/li\u003e\n\u003cli\u003eRX firmware version: BETAFPV AIO 2400 RX ELRS V3.3.0\u003c\/li\u003e\n\u003cli\u003eAntenna: Enameled wire\u003c\/li\u003e\n\u003cli\u003eBlackbox Memory: 16MB\u003c\/li\u003e\n\u003cli\u003eSensor: Barometer (BMP280\/DSP310),  Voltage \u0026amp; Current\u003c\/li\u003e\n\u003cli\u003e5V BEC*: 5V 3A@8V supply\u003c\/li\u003e\n\u003cli\u003e9V BEC*: 9V 2A@8V supply\u003c\/li\u003e\n\u003cli\u003eUSB Port: SH1.0 4-Pin\u003c\/li\u003e\n\u003cli\u003eBuilt-in ESC with 20A continuous and peak 25A current\u003c\/li\u003e\n\u003cli\u003eESC input voltage: 2-3S\u003c\/li\u003e\n\u003cli\u003eFC firmfware version: Betaflight_4.4.1_BETAFPVF405\u003c\/li\u003e\n\u003cli\u003eESC firmware: C_X_70_48_V0.19.2.hex for BB51 Bluejay hardware\u003c\/li\u003e\n\u003cli\u003eSignal support: D-shot300, D-shot600\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003carticle class=\"4ever-article\" data-clipboard-cangjie='[\"root\",{\"copyFrom\":1329378339},[\"p\",{\"uuid\":\"lgw0yp4z75ltk6cvvfm\",\"ind\":{\"left\":0}},[\"span\",{\"data-type\":\"text\"},[\"span\",{\"data-type\":\"leaf\"},\"*\"],[\"span\",{\"italic\":true,\"data-type\":\"leaf\"},\"The output current of BEC will decrease as the temperature increases\"]]]]' data-identifier-application__slash__x-cangjie-fragment=\"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\" data-identifier-application__slash__x-doc-key=\"av9kqD6XgbxZlVxe\"\u003e\u003cem\u003e*The output current of BEC will decrease as the temperature increases\u003c\/em\u003e\u003c\/article\u003e\n\u003ch2\u003eDiagram\u003c\/h2\u003e\n\u003cdiv\u003eBelow is the diagram for F4 2-3S 20A AIO FC V1.\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg alt=\"F4 2-3S 20A AIO FC V1 top front\" bv-data-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1778\/6615\/files\/F4_2-3S_20A_AIO_FC_V1_top_front_600x600.jpg?v=1777366614\" class=\"bv-tag-attr-replace bv-lazyload-tag-img\" decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns='http:\/\/www.w3.org\/2000\/svg'%20viewBox='0%200%200%200'%3E%3C\/svg%3E\" title=\"BETAFPV F4 2-3S 20A AIO FC V1 3\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg alt=\"F4 2-3S 20A AIO FC V1\" bv-data-src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/1778\/6615\/files\/0cb3583415a4558d6c5d6ffb43f91be0_06e2f3a4-5d5b-4e3c-bc73-2bd2a9194826_600x600.jpg?v=1691997111\" class=\"bv-tag-attr-replace bv-lazyload-tag-img\" decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns='http:\/\/www.w3.org\/2000\/svg'%20viewBox='0%200%200%200'%3E%3C\/svg%3E\" title=\"BETAFPV F4 2-3S 20A AIO FC V1 4\"\u003e\u003c\/div\u003e\n\u003ch2\u003eComparison\u003c\/h2\u003e\n\u003cp\u003eWe upgraded the FC from \u003ca href=\"https:\/\/betafpv.com\/products\/f4-1s-12a-aio-brushless-flight-controller-v3-0\" rel=\"nofollow noopener\" target=\"_blank\"\u003eF4 1S 12A AIO FC V3\u003c\/a\u003e to \u003ca href=\"https:\/\/betafpv.com\/products\/f4-2-3s-20a-aio-fc-v1\" rel=\"nofollow noopener\" target=\"_blank\"\u003eF4 2-3S 20A AIO FC V1\u003c\/a\u003e. The upgraded FC features an ESC with a pulse overcurrent capacity of 25A, ensuring stable operation of the flight controller even in the event of motor stalling. The addition of a 9V 2A BEC power supply ensures the stable operation of the DJI O3 HD VTX when the battery voltage is low. It also includes a DJI O3 6-pin PMU allowing for connection to HD VTX without soldering. It integrates features such as a 16MB black box, with support for GPS, external receivers, and other devices. The redesigned solder pad layout and USB connector make installation and maintenance easier and more convenient.\u003c\/p\u003e\n\u003cdiv class=\"table-wrapper\"\u003e\n\u003ctable width=\"553\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/betafpv.com\/products\/f4-1s-12a-aio-brushless-flight-controller-v3-0\" rel=\"nofollow noopener\" target=\"_blank\"\u003eF4 1S 12A AIO FC V3\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/betafpv.com\/products\/f4-2-3s-20a-aio-fc-v1\" rel=\"nofollow noopener\" target=\"_blank\"\u003eF4 2-3S 20A AIO FC V1\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e4.23g\u003c\/td\u003e\n\u003ctd\u003e5.58g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBEC\u003c\/td\u003e\n\u003ctd\u003e5V@3A for External RX\u003c\/td\u003e\n\u003ctd\u003e5V@3A for External RX\n\u003cp\u003e9V@2A for DJI O3\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector for DJI O3\u003c\/td\u003e\n\u003ctd\u003eNot support\u003c\/td\u003e\n\u003ctd\u003eSupport\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eESC Current\u003c\/td\u003e\n\u003ctd\u003e12A\u003c\/td\u003e\n\u003ctd\u003e20A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eESC Input Voltage\u003c\/td\u003e\n\u003ctd\u003e1-2S\u003c\/td\u003e\n\u003ctd\u003e2-3S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Serial Ports\u003c\/td\u003e\n\u003ctd\u003e2*UART, 1*SBUS\u003c\/td\u003e\n\u003ctd\u003e4*UART, 1*SBUS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cem\u003eNote: If you use the F4 2-3S 20A AIO FC V1, the serial port of the SBUS receiver is UART5 while F4 1S 12A AIO Brushless FC V3 is UART6.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eF4 2-3S 20A AIO FC V1 also has extended the USB port to the end for easier parameter adjustment and wiring. And a new DJI O3 6-pin PMU has been added for convenient installation and maintenance.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"1 093a7451 0864 4b39 9e47\" bv-data-src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/1778\/6615\/files\/1_093a7451-0864-4b39-9e47-4dd208e49b82_1024x1024.jpg?v=1691720109\" class=\"bv-tag-attr-replace bv-lazyload-tag-img\" decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns='http:\/\/www.w3.org\/2000\/svg'%20viewBox='0%200%200%200'%3E%3C\/svg%3E\" title=\"BETAFPV F4 2-3S 20A AIO FC V1 5\"\u003e\u003c\/p\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cp\u003ePower cutoff: Removing the chip bead disconnects the power supply, and to reuse the onboard ELRS receiver, soldering the solder pads together restores power.\u003c\/p\u003e\n\u003cp\u003eUART3 release: Removing two resistors on the solder pads releases UART3. The left side is TX3, and the right side is RX3. To reconnect, solder the solder pads together when reusing the onboard ELRS receiver.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"F4 2-3S 20A AIO FC V1\" bv-data-src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/1778\/6615\/files\/2_45522700-9e0a-4899-b2da-7872cc929a5c_1024x1024.jpg?v=1692099574\" class=\"bv-tag-attr-replace bv-lazyload-tag-img\" decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns='http:\/\/www.w3.org\/2000\/svg'%20viewBox='0%200%200%200'%3E%3C\/svg%3E\" title=\"BETAFPV F4 2-3S 20A AIO FC V1 6\"\u003e\u003c\/p\u003e\n\u003cp\u003eVoltage Switch: The HD VTX connector defaults to 9V. The chip bead is soldered between the 9V pad and the middle pad. To use WalkSnail Avatar HD mini 1s and Lite, please ensure the power supply voltage is 5V. Remove the chip bead first from the 9V pad and solder it between the middle pad and the 5V pad. Alternatively, you can use solder instead the chip bead to switch between the 5V and 9V pads.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"F4 2-3S 20A AIO FC V1\" bv-data-src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/1778\/6615\/files\/3_76128d97-b00a-4014-a614-b4ba7dccf02a_1024x1024.jpg?v=1692080785\" class=\"bv-tag-attr-replace bv-lazyload-tag-img\" decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns='http:\/\/www.w3.org\/2000\/svg'%20viewBox='0%200%200%200'%3E%3C\/svg%3E\" title=\"BETAFPV F4 2-3S 20A AIO FC V1 7\"\u003e\u003c\/p\u003e\n\u003cp\u003eMotor choice: Avoid selecting motors with excessively high KV ratings, as motors above 20,000KV are prone to burn.\u003c\/p\u003e\n\u003ch2\u003eBetaflight Firmware and CLI\u003c\/h2\u003e\n\u003carticle class=\"4ever-article\" data-clipboard-cangjie='[\"root\",{},[\"p\",{\"jc\":\"left\",\"keepLines\":false,\"keepNext\":false,\"numPr\":{},\"rPr\":{\"bold\":true,\"color\":\"#0E101A\"},\"spacing\":{\"after\":\"0pt\",\"afterAutospacing\":false,\"before\":\"0pt\",\"beforeAutospacing\":false},\"styleId\":\"4\",\"windowControl\":true},[\"span\",{\"data-type\":\"text\"},[\"span\",{\"bold\":true,\"color\":\"#0E101A\",\"data-type\":\"leaf\"},\"For STM32F405 Version\"]]],[\"p\",{\"keepLines\":false,\"keepNext\":false,\"numPr\":{},\"rPr\":{\"color\":\"#0E101A\"},\"spacing\":{\"after\":\"0pt\",\"afterAutospacing\":false,\"before\":\"0pt\",\"beforeAutospacing\":false},\"styleId\":\"4\",\"windowControl\":true},[\"span\",{\"data-type\":\"text\"},[\"span\",{\"color\":\"#0E101A\",\"data-type\":\"leaf\"},\"FC firmware: Betaflight_4.4.1_BETAFVF405 \"]]],[\"p\",{\"keepLines\":false,\"keepNext\":false,\"numPr\":{},\"rPr\":{\"color\":\"#0E101A\",\"fonts\":{\"hint\":\"eastAsia\"}},\"spacing\":{\"after\":\"0pt\",\"afterAutospacing\":false,\"before\":\"0pt\",\"beforeAutospacing\":false},\"styleId\":\"4\",\"windowControl\":true},[\"span\",{\"data-type\":\"text\"},[\"span\",{\"color\":\"#0E101A\",\"data-type\":\"leaf\"},\"Reference link: \"]],[\"field\",{\"sentence\":[{\"fldChar\":{\"fldCharType\":\"begin\"}},{\"instr\":\"HYPERLINK \\\"https:\/\/github.com\/betaflight\/betaflight\/releases\/tag\/4.4.1\\\"\"},{\"fldChar\":{\"fldCharType\":\"end\"}}],\"syntax\":[\"HYPERLINK\"]},[\"span\",{\"data-type\":\"text\"},[\"span\",{\"fonts\":{\"hint\":\"eastAsia\"},\"styleId\":\"9\",\"data-type\":\"leaf\"},\"https:\/\/github.com\/betaflight\/betaflight\/releases\/tag\/4.4.1\"]]],[\"span\",{\"data-type\":\"text\"},[\"span\",{\"data-type\":\"leaf\"},\"\"]]]]'\u003eFC firmware: Betaflight_4.4.1_BETAFVF405\u003ca href=\"https:\/\/support.betafpv.com\/hc\/en-us\/articles\/21884915967513-CLI-for-F4-2-3S-20A-Flight-Controller-ELRS-V1-0-\" rel=\"nofollow noopener\" target=\"_blank\"\u003eDownload the firmware and CLI dump file\u003c\/a\u003e\n\u003cp\u003eReference link:\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/github.com\/betaflight\/betaflight\/releases\/tag\/4.4.1\" rel=\"nofollow noopener\" target=\"_blank\"\u003e\u003cspan data-path=\"2,1\"\u003ehttps:\/\/github.com\/betaflight\/betaflight\/releases\/tag\/4.4.1\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/article\u003e\n\u003carticle class=\"4ever-article\" data-clipboard-cangjie='[\"root\",{},[\"p\",{},[\"a\",{\"href\":\"https:\/\/preview.esc-configurator.com\/\"},[\"span\",{\"data-type\":\"text\"},[\"span\",{\"bold\":false,\"color\":\"rgba(23, 26, 29, 0.6)\",\"fonts\":{\"ascii\":\"Microsoft YaHei\",\"hAnsi\":\"Microsoft YaHei\",\"cs\":\"Microsoft YaHei\",\"eastAsia\":\"Microsoft YaHei\"},\"sz\":9,\"szUnit\":\"pt\",\"data-type\":\"leaf\"},\"https:\/\/preview.esc-configurator.com\/\"]]]]]'\u003e\u003c\/article\u003e\n\u003ch2\u003eESC Firmware\u003c\/h2\u003e\n\u003cp\u003eWith BB51 ESC solution, F4 2-3S 20A AIO FC V1 is based on BLHeliSuite16714903 with Bluejay ESC firmware, it supports bidirectional D-shot and RPM filtering in Betaflight, offers 24KHz, 48KHz, and 96KHz fixed PWM frequency for options, and custom start-up melodies. F4 2-3S 20A AIO FC V1 default factory setting is \u003cstrong\u003e48KHz\u003c\/strong\u003e and it doesn’t recommend upgrading the 96KHz, or it might cause an error in the motor idle setting, not spinning when disarmed.\u003c\/p\u003e\n\u003cp\u003e\u003ca class=\"rte__image\" href=\"https:\/\/github.com\/bird-sanctuary\/bluejay\" rel=\"noopener nofollow\" target=\"_blank\"\u003e\u003cimg alt=\"1 f1e8c5ed 49a0 488e 8ba6\" bv-data-src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/1778\/6615\/files\/1_f1e8c5ed-49a0-488e-8ba6-74c3ff08aa56_160x160.png?v=1668162831\" class=\"bv-tag-attr-replace bv-lazyload-tag-img\" decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns='http:\/\/www.w3.org\/2000\/svg'%20viewBox='0%200%200%200'%3E%3C\/svg%3E\" title=\"BETAFPV F4 2-3S 20A AIO FC V1 8\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDO NOT flash the firmware with a shorter interval, \u003c\/strong\u003eotherwise, there will be a certain chance of stalling and burning the flight controller.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eESC-Configurator: \u003ca href=\"https:\/\/preview.esc-configurator.com\/\" rel=\"nofollow noopener\" target=\"_blank\"\u003ehttps:\/\/preview.esc-configurator.com\/\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/github.com\/4712\/BLHeliSuite\/releases\/tag\/16714903\" rel=\"nofollow noopener\" target=\"_blank\"\u003eDownload BLHeliSuite16714903\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/github.com\/bird-sanctuary\/bluejay\/releases\" rel=\"nofollow noopener\" target=\"_blank\"\u003eDownload the Bluejay ESC firmware. Please choose C_X_70.HEX\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg alt=\"\" bv-data-src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/1778\/6615\/files\/lQLPJxTnULfHybJjzMOwUJ_ThDZUXdIEUYcD0sDOAA_195_99_240x240.png?v=1683621261\" class=\"bv-tag-attr-replace bv-lazyload-tag-img\" decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns='http:\/\/www.w3.org\/2000\/svg'%20viewBox='0%200%200%200'%3E%3C\/svg%3E\" title=\"BETAFPV F4 2-3S 20A AIO FC V1 9\"\u003e\u003c\/p\u003e\n\u003ch2\u003eSerial ELRS 2.4G RX\u003c\/h2\u003e\n\u003cp\u003eSerial ELRS 2.4G RX uses the Crossfire serial protocol (CRSF protocol) to communicate between the receiver and the flight controller board. So the Serial ELRS 2.4G RX is available to support upgrading to ELRS V3 with no need to flash Betaflight flight controller firmware.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEnter binding status by power on\/off three times.\u003c\/li\u003e\n\u003cli\u003ePlugin and unplug the flight controller three times;\u003c\/li\u003e\n\u003cli\u003eMake sure the RX LED is doing a quick double blink, which indicates the receiver is in bind mode;\u003c\/li\u003e\n\u003cli\u003eMake sure the RF TX module or radio transmitter enters binding status, which sends out a binding pulse;\u003c\/li\u003e\n\u003cli\u003eIf the receiver has a solid light, it’s bound.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Serial ELRS 2.4G RX can be updated via Wi-Fi or Betaflight serial passthrough. Here is the way to update the Serial ELRS 2.4G RX firmware through passthrough.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePlug in your FC to your computer, but do NOT connect to betaflight configurator.\u003c\/li\u003e\n\u003cli\u003eChoose target “BETAFPV 2.4GHz AIO RX”.\u003c\/li\u003e\n\u003cli\u003eFlash using the BetaflightPassthrough option in ExpressLRS Configurator.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003e\u003ca href=\"https:\/\/support.betafpv.com\/hc\/en-us\/articles\/4404231679129-How-to-Flash-Firmware-of-ELRS-RX-TX\" rel=\"nofollow noopener\" target=\"_blank\"\u003eHow to flash firmware via Wi-Fi here.\u003c\/a\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003ch2\u003eConnecting External Devices\u003c\/h2\u003e\n\u003cp\u003ePlease note that the board reserves two serial ports and a standard SBUS port, which is available for the external CRSF protocol receiver or GPS module, and SBUS protocol receiver. You can refer to the below picture.\u003c\/p\u003e\n\u003cdiv\u003e\u003cimg alt=\"F4 2-3S 20A AIO FC V1\" bv-data-src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/1778\/6615\/files\/f4b3da9554de4e60ffd11b8edcb16ff8_6ff533fa-d647-4c34-8ac3-d77d199b1202.jpg?v=1692080979\" class=\"bv-tag-attr-replace bv-lazyload-tag-img\" decoding=\"async\" height=\"1566\" loading=\"lazy\" src=\"data:image\/svg+xml,%3Csvg%20xmlns='http:\/\/www.w3.org\/2000\/svg'%20viewBox='0%200%20596%201566'%3E%3C\/svg%3E\" title=\"BETAFPV F4 2-3S 20A AIO FC V1 10\" width=\"596\"\u003e\u003c\/div\u003e\n\u003ch2\u003eRecommend Parts\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDrones: \u003ca href=\"https:\/\/betafpv.com\/products\/pavo20-pro-ii-brushless-whoop-quadcopter\" rel=\"nofollow noopener\" target=\"_blank\"\u003ePavo20 Pro II\u003c\/a\u003e, \u003ca href=\"https:\/\/betafpv.com\/products\/pavo20-pro-brushless-whoop-quadcopter\" rel=\"nofollow noopener\" target=\"_blank\"\u003ePavo20 Pro\u003c\/a\u003e, \u003ca href=\"https:\/\/betafpv.com\/products\/pavo-pico-brushless-whoop\" rel=\"nofollow noopener\" target=\"_blank\"\u003ePavo Pico\u003c\/a\u003e, \u003ca href=\"https:\/\/betafpv.com\/products\/hx115-se-fpv-quadcopter\" rel=\"nofollow noopener\" target=\"_blank\"\u003eHX115 SE Toothpick Drone\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePackage\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 * F4 2-3S 20A AIO FC V1\u003c\/li\u003e\n\u003cli\u003e4 * M2*10 Machine Screw\u003c\/li\u003e\n\u003cli\u003e4 * M2*10 Nylon Screw\u003c\/li\u003e\n\u003cli\u003e4 * M2 Nuts\u003c\/li\u003e\n\u003cli\u003e4 * Shock Absorbing Ball\u003c\/li\u003e\n\u003cli\u003e4 * JST1.25mm Angle Socket\u003c\/li\u003e\n\u003cli\u003e4 * JST1.25mm Straight Socket\u003c\/li\u003e\n\u003cli\u003e1 * SH1.0 4Pin Adapter Cable\u003c\/li\u003e\n\u003cli\u003e1 * Type-C to SH1.0 Adapter\u003c\/li\u003e\n\u003cli\u003e1 * XT30 Power Cord\u003c\/li\u003e\n\u003cli\u003e1 * Filter Capacitor\u003c\/li\u003e\n\u003cli\u003e1 * 30mm Double-head VTX connector wire\u003c\/li\u003e\n\u003cli\u003e1 * 60mm Single-head VTX connector wire\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003cimg alt=\"F4 2-3S 20A AIO FC V1\" bv-data-src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/1778\/6615\/files\/3f89305fb1dabad87b9b93324e3c25cd_8e21555c-9d6c-4c25-9045-f50b44ff1407_480x480.jpg?v=1691997421\" class=\"bv-tag-attr-replace bv-lazyload-tag-img\" decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns='http:\/\/www.w3.org\/2000\/svg'%20viewBox='0%200%200%200'%3E%3C\/svg%3E\" title=\"BETAFPV F4 2-3S 20A AIO FC V1 11\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Aerodock","offers":[{"title":"Default Title","offer_id":45374629380205,"sku":null,"price":6499.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0703\/9572\/3885\/files\/567042f830a15bcefdc659371169a57e_720x_d9bb1682-f72e-4ae1-a79b-db044dcc8b2d.webp?v=1782395701","url":"https:\/\/aerodock.in\/products\/betafpv-f4-2-3s-20a-aio-fc-v1","provider":"Aerodock","version":"1.0","type":"link"}