{"product_id":"hdzero-rear-mount-battery-case-with-sd-card-reader-hdz2170","title":"HDZero HDZ2170 Battery Case \u0026 SD Reader | No Cells Included","description":"\u003ch2\u003eHDZero HDZ2170 Rear-Mount Battery Case\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eGlobal version: batteries are not included.\u003c\/strong\u003e Add two compatible 21700 lithium-ion cells to use this rear-mount power case with suitable FPV goggles. The HDZ2170 combines USB-C charging, internal cell balancing and a USB 3.0 microSD reader in one housing.\u003c\/p\u003e\u003cp\u003eMount the case at the back of a compatible goggle strap to help balance the headset. After flying, use the integrated card reader to transfer DVR files without packing a separate reader.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHolds two user-supplied 21700 lithium-ion cells.\u003c\/li\u003e\n\u003cli\u003eUSB-C charging with built-in cell balancing.\u003c\/li\u003e\n\u003cli\u003eIntegrated USB 3.0 microSD card reader.\u003c\/li\u003e\n\u003cli\u003eListed reverse-polarity protection that disables output when cells are installed incorrectly.\u003c\/li\u003e\n\u003cli\u003eRear head-strap mounting clips and goggle-strap shortening clips.\u003c\/li\u003e\n\u003cli\u003e5.5 × 2.1mm DC barrel power output.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e HDZero\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e HDZ2170\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersion:\u003c\/strong\u003e Global, without cells\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell requirement:\u003c\/strong\u003e Two compatible 21700 Li-ion cells\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e 2S1P\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed output range:\u003c\/strong\u003e 6.0–8.4V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging input:\u003c\/strong\u003e USB-C, 5V \/ 3A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower connector:\u003c\/strong\u003e 5.5 × 2.1mm DC barrel plug\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCard reader:\u003c\/strong\u003e USB 3.0 microSD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed empty weight:\u003c\/strong\u003e Approximately 73g; installed cells add weight\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Integrated rear head-strap clips\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCheck Compatibility Before Connecting\u003c\/h3\u003e\u003cp\u003eConfirm your goggles accept the full listed 6.0–8.4V range, have matching connector polarity and use a compatible 5.5 × 2.1mm input. Connector dimensions alone do not establish compatibility. The source identifies HDZero Goggle and BoxPro; check the exact model's requirements before use.\u003c\/p\u003e\u003cp\u003eUse cells approved for this case by the manufacturer. Confirm cell length, terminal style, protection-board fit and current capability rather than assuming every protected or unprotected 21700 cell will fit. Use a suitable USB-C power supply and cable; a data-capable cable is required for file transfer. Reader speed depends on the card, cable and computer.\u003c\/p\u003e\u003ch3\u003ePerfect For\u003c\/h3\u003e\u003cp\u003eFPV pilots who want a rear-mounted goggle power solution with removable cells and an integrated reader for transferring flight recordings.\u003c\/p\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e1 HDZero HDZ2170 global-version battery case\u003c\/li\u003e\n\u003cli\u003eIntegrated microSD reader and rear-strap mounting clips\u003c\/li\u003e\n\u003cli\u003eGoggle-strap shortening clips\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e21700 cells, goggles and microSD card are not included. Confirm USB cable and power-supply inclusion before ordering. Contact sales@thedroneflight.com for compatibility assistance.\u003c\/p\u003e\u003ch3\u003eCell Handling and Charging Safety\u003c\/h3\u003e\u003cp\u003eFollow the manufacturer's cell-selection, installation and charging instructions. Install cells with the correct polarity, and never rely on protection circuitry as a substitute for checking orientation. Do not use cells with damaged wraps, dents, leaks or overheating. Keep loose cells away from metal objects, supervise charging and stop use if the case or cells behave abnormally.\u003c\/p\u003e","brand":"HDZero","offers":[{"title":"Default Title","offer_id":62309005230220,"sku":"1005010473697717-Battery Case HDZ2170-China Mainland","price":171.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0579\/2019\/2652\/files\/S0a3f89eef04245d1856849aac3142d627.webp?v=1791352812","url":"https:\/\/thedroneflight.com\/products\/hdzero-rear-mount-battery-case-with-sd-card-reader-hdz2170","provider":"TheDroneFlight","version":"1.0","type":"link"}