{"product_id":"s85-pro-foldable-drone-with-optical-flow-and-infrared-obstacle-assist","title":"S85 Pro Foldable Drone with Optical Flow and Infrared Obstacle Assist","description":"\u003ch2\u003eS85 Pro Drone with Optical Flow and Infrared Obstacle Assist for Short-Range Practice\u003c\/h2\u003e\n\u003cdiv style=\"position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; border-radius: 8px; margin-bottom: 2rem;\"\u003e\u003ciframe style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%;\" title=\"S85 Pro foldable drone with dual cameras, optical flow support, and obstacle assist\" src=\"https:\/\/www.youtube.com\/embed\/JX1jjQMzyMk\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003cp\u003eThe S85 Pro is a compact foldable drone for beginners and casual flyers who want more support than a basic starter model. Its main advantage is a practical flight-support package built around optical flow hovering and infrared obstacle-assist sensing, helping nearby practice feel easier to manage.\u003c\/p\u003e\n\u003cp\u003eA dual-camera layout adds a front lens with up to 4K photo output, a bottom HD lens, and 90° manual adjustment for casual framing. The setup is designed for visual-line-of-sight recreation, casual stills, and simple clips rather than GPS navigation or advanced filming.\u003c\/p\u003e\n\u003ch2\u003eReal-Use Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteadier low-altitude practice:\u003c\/strong\u003e Optical flow helps maintain a more stable hover in suitable conditions, so beginners can spend less time making constant corrections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtra awareness during careful flying:\u003c\/strong\u003e Infrared obstacle-assist sensing supports slower recreational sessions around visible obstacles while keeping the pilot in control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMore framing choices for casual content:\u003c\/strong\u003e Front and bottom camera views, plus manual angle setup, make it easier to plan simple stills from different viewpoints.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMore variety in short sessions:\u003c\/strong\u003e Gesture capture, trajectory flight, and MV Production give casual users more ways to experiment beyond basic takeoff and hovering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eBuyer Questions\u003c\/strong\u003e\u003c\/summary\u003e\n\u003ch3\u003eDoes the S85 Pro use GPS?\u003c\/h3\u003e\n\u003cp\u003eNo. It uses optical flow positioning for low-altitude hover support and is intended for nearby visual-line-of-sight recreation rather than GPS navigation.\u003c\/p\u003e\n\u003ch3\u003eWhat does the 4K specification refer to?\u003c\/h3\u003e\n\u003cp\u003eThe stated 4K figure applies to front-camera photo output. The bottom lens is HD, and the specification should not be read as 4K recorded video.\u003c\/p\u003e\n\u003ch3\u003eDoes obstacle assist prevent collisions automatically?\u003c\/h3\u003e\n\u003cp\u003eNo. Infrared sensing is an obstacle-assist aid, not automatic collision protection; it cannot reliably detect transparent surfaces such as glass and does not work properly in pitch-dark environments.\u003c\/p\u003e\n\u003ch3\u003eHow long and how far can it fly?\u003c\/h3\u003e\n\u003cp\u003eEach battery provides about 10–12 minutes in calm weather, and the control range is about 80–100 meters (262–328 feet) under visual-line-of-sight conditions.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat’s Included\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cul\u003e\n\u003cli\u003e1 × S85 Pro drone\u003c\/li\u003e\n\u003cli\u003e1 × Remote controller\u003c\/li\u003e\n\u003cli\u003e1 × 3.7 V 1,200 mAh modular battery\u003c\/li\u003e\n\u003cli\u003e1 × USB charging cable\u003c\/li\u003e\n\u003cli\u003e4 × Spare propellers\u003c\/li\u003e\n\u003cli\u003e1 × Screwdriver\u003c\/li\u003e\n\u003cli\u003e1 × User manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eDrone Specifications\u003c\/strong\u003e\u003c\/summary\u003e\n\u003ch3\u003eProduct and Camera\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e S85 Pro\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct type:\u003c\/strong\u003e Foldable entry-level drone\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCamera setup:\u003c\/strong\u003e Dual-camera system\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFront camera photo output:\u003c\/strong\u003e Up to 4K\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBottom lens:\u003c\/strong\u003e HD lens\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCamera adjustment:\u003c\/strong\u003e 90° manual adjustment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eZoom:\u003c\/strong\u003e 50× digital zoom\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFlight and App Functions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHover support:\u003c\/strong\u003e Optical flow positioning\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eObstacle assist:\u003c\/strong\u003e Infrared obstacle-assist support\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReturn function:\u003c\/strong\u003e One-key return\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFun flight feature:\u003c\/strong\u003e 360° stunt rolls\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApp functions:\u003c\/strong\u003e MV Production, gravity sensor control, gesture photo and video capture, and trajectory flight\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePower, Range, and Dimensions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery:\u003c\/strong\u003e 3.7 V 1,200 mAh modular LiPo\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlight time:\u003c\/strong\u003e 10–12 minutes per battery in calm weather\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl range:\u003c\/strong\u003e 80–100 meters (about 262–328 feet) in visual-line-of-sight conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging time:\u003c\/strong\u003e About 100 minutes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemote controller battery requirement:\u003c\/strong\u003e 3 AA batteries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFolded dimensions:\u003c\/strong\u003e 13 × 7 × 4 cm (about 5.1 × 2.8 × 1.6 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnfolded dimensions:\u003c\/strong\u003e 25 × 20 × 4 cm (about 9.8 × 7.9 × 1.6 inches)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/details\u003e\n\u003ch2\u003eSafe Flying Notes\u003c\/h2\u003e\n\u003cp\u003eBecause the S85 Pro relies on optical flow rather than GPS, keep short flights within visual line of sight in open, calm conditions and treat one-key return as basic assistance. Infrared obstacle assist is not collision protection, may miss glass, and is unsuitable in pitch-dark conditions; set the manual camera angle before takeoff and follow local drone, airspace, and privacy rules.\u003c\/p\u003e","brand":"ProDrone","offers":[{"title":"Black","offer_id":51000582865199,"sku":"","price":121.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0790\/7754\/0143\/files\/Remote-Control-Drone-for-Smooth-and-Stable-Flights.webp?v=1760536372","url":"https:\/\/prodrone.org.uk\/products\/s85-pro-foldable-drone-with-optical-flow-and-infrared-obstacle-assist","provider":"ProDrone","version":"1.0","type":"link"}