{"product_id":"drl-racer-4s-ready-to-fly","title":"DRL Racer4s - HDZero + ELRS Edition","description":"\u003cp\u003eCOMING SOON!\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAn original DRL Racer4s, upgraded with an HDZero digital video system, an ExpressLRS receiver, and updated Betaflight firmware. This configuration pairs the Racer4s platform with equipment you can use with your own compatible radio and goggles.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eInstalled Hardware \u0026amp; Firmware\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe original proprietary DRL receiver and video transmitter have been removed and replaced with:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eRadioMaster XR1 ELRS receiver\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, updated to ExpressLRS 4.x.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eHDZero Race V2 video transmitter.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eHDZero Nano 90 V2 camera.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe flight controller has been flashed with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBetaflight 26.1 using our custom HOAR4s target\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. The HDZero\/Betaflight on-screen display is fully functional. Smartaudio style commands are not currently working but stick commands and OSD for channel changes works fine.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eImportant: Updated Flight Configuration\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis firmware upgrade replaces the original DRL flight-controller configuration. \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eThe original tune, rate profiles, and settings are no longer installed.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Expect the drone’s flight characteristics and control feel to differ from its original DRL configuration.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe original DRL Betaflight 3.6 configuration dump will be available in our technical documentation for reference or for owners interested in returning to the original firmware and configuration. Restoring it requires the corresponding compatible firmware; the original dump should not be applied directly to Betaflight 26.1.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat’s Included\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eDRL Racer4s with the installed HDZero video system and ELRS receiver.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUpdated firmware and configuration as described above.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eOne set of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e7-inch race propellers\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInstructions for cycling through the available LED colors.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eA battery is not included.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e You will also need a compatible ExpressLRS transmitter or transmitter module and an HDZero-compatible viewing setup.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eLED Colors \u0026amp; Optional Button\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe drone’s LED colors can be changed without adding an external button, but doing so requires access to the internal controls. Instructions are included.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor easier access, \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eadd the optional LED color-change button to your cart separately\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e if you would like one installed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCondition \u0026amp; Pre-Shipment Testing\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis is a converted, previously used DRL drone. Cosmetic wear may be present.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBefore shipment, each drone is:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003ePowered on to confirm LED operation.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eChecked to confirm the receiver is configured.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTest-hovered to verify basic flight operation.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe test hover is a basic operational check. You may still want to adjust rates and other flight settings to suit your preferences before race use.\u003cbr\u003e\u003cbr\u003eExpected to ship: October 1st\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWatch the launch video for a closer look at the drone, the conversion, and additional details:\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003ehttps:\/\/www.youtube.com\/watch?v=6tlr1lD9flw\u003cstrong\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eFirmware \u0026amp; Files:\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003ehttps:\/\/drive.google.com\/drive\/folders\/1eaGZFEpuia18d4xntFWQE_yKxnLlaL5y?usp=sharing\u003c\/p\u003e","brand":"Heart of America FPV","offers":[{"title":"Default Title","offer_id":44335589687374,"sku":null,"price":849.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/9444\/7438\/files\/331ba111-e13e-4960-be3f-c8c8697d23fa.jpg?v=1789624198","url":"https:\/\/heartofamericafpv.com\/products\/drl-racer-4s-ready-to-fly","provider":"Heart of America FPV","version":"1.0","type":"link"}