{"product_id":"m5shark-device-flipper-zero-alternative","title":"M5Shark Device  |  Flipper Zero Alternative","description":"\u003cstyle\u003e\n  .shark-page {\n    --bg: #050507;\n    --panel: rgba(18, 18, 24, 0.94);\n    --panel-2: rgba(255, 255, 255, 0.045);\n    --cyan: #00f2ff;\n    --cyan-soft: rgba(0, 242, 255, 0.12);\n    --text: #ffffff;\n    --muted: #b8b8c0;\n    --border: rgba(255, 255, 255, 0.09);\n\n    background:\n      radial-gradient(circle at 50% -15%, rgba(0, 242, 255, 0.14), transparent 45%),\n      radial-gradient(circle at 0% 30%, rgba(0, 242, 255, 0.06), transparent 35%),\n      #050507;\n    color: #ffffff !important;\n    font-family: Inter, Arial, sans-serif;\n    max-width: 1180px;\n    margin: 0 auto;\n    padding: 56px 20px;\n    line-height: 1.65;\n    border-radius: 22px;\n    overflow: hidden;\n  }\n\n  .shark-page * {\n    box-sizing: border-box;\n  }\n\n  .shark-page h1,\n  .shark-page h2,\n  .shark-page h3,\n  .shark-page h4,\n  .shark-page h5,\n  .shark-page h6 {\n    color: #ffffff !important;\n  }\n\n  .shark-page p,\n  .shark-page span,\n  .shark-page li,\n  .shark-page td,\n  .shark-page summary {\n    color: inherit;\n  }\n\n  .shark-hero {\n    display: grid;\n    grid-template-columns: 1.05fr 0.95fr;\n    gap: 42px;\n    align-items: center;\n    margin-bottom: 54px;\n  }\n\n  .shark-kicker {\n    display: inline-flex;\n    align-items: center;\n    gap: 8px;\n    color: #00f2ff !important;\n    background: rgba(0, 242, 255, 0.08);\n    border: 1px solid rgba(0, 242, 255, 0.2);\n    padding: 8px 13px;\n    border-radius: 999px;\n    font-size: 0.78rem;\n    font-weight: 800;\n    letter-spacing: 0.08em;\n    text-transform: uppercase;\n    margin-bottom: 18px;\n  }\n\n  .shark-kicker span {\n    width: 7px;\n    height: 7px;\n    background: #00f2ff;\n    border-radius: 50%;\n    box-shadow: 0 0 16px #00f2ff;\n  }\n\n  .shark-hero h1 {\n    font-size: clamp(3rem, 8vw, 6.7rem);\n    line-height: 0.88;\n    margin: 0;\n    font-weight: 950;\n    letter-spacing: -0.07em;\n    color: #ffffff !important;\n    background: linear-gradient(180deg, #ffffff 30%, #8b8b91 100%);\n    -webkit-background-clip: text;\n    -webkit-text-fill-color: transparent;\n  }\n\n  .shark-hero h2 {\n    font-size: clamp(1.25rem, 3vw, 2.15rem);\n    line-height: 1.2;\n    margin: 18px 0 16px;\n    color: #f4f4f5 !important;\n    letter-spacing: -0.02em;\n  }\n\n  .shark-hero p {\n    color: #b8b8c0 !important;\n    max-width: 620px;\n    margin: 0;\n    font-size: 1.02rem;\n  }\n\n  .shark-actions {\n    display: flex;\n    flex-wrap: wrap;\n    gap: 12px;\n    margin-top: 28px;\n  }\n\n  .shark-pill {\n    border: 1px solid rgba(255, 255, 255, 0.12);\n    background: rgba(255, 255, 255, 0.045);\n    color: #e9e9ec !important;\n    padding: 10px 14px;\n    border-radius: 999px;\n    font-size: 0.82rem;\n    font-weight: 700;\n  }\n\n  .shark-pill strong {\n    color: #00f2ff !important;\n  }\n\n  .shark-product-card {\n    position: relative;\n    background:\n      linear-gradient(145deg, rgba(255,255,255,0.08), rgba(255,255,255,0.02)),\n      rgba(12, 12, 16, 0.95);\n    border: 1px solid rgba(255, 255, 255, 0.09);\n    border-radius: 28px;\n    padding: 28px;\n    box-shadow: 0 26px 90px rgba(0, 0, 0, 0.45);\n  }\n\n  .shark-product-card:before {\n    content: \"\";\n    position: absolute;\n    inset: -1px;\n    border-radius: 28px;\n    padding: 1px;\n    background: linear-gradient(135deg, rgba(0,242,255,0.65), transparent 32%, rgba(255,255,255,0.1));\n    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);\n    -webkit-mask-composite: xor;\n    mask-composite: exclude;\n    pointer-events: none;\n  }\n\n  .shark-product-card img {\n    display: block;\n    width: 100%;\n    max-width: 360px;\n    margin: 0 auto 22px;\n    filter: drop-shadow(0 28px 45px rgba(0, 0, 0, 0.45));\n  }\n\n  .shark-mini-grid {\n    display: grid;\n    grid-template-columns: repeat(2, 1fr);\n    gap: 12px;\n  }\n\n  .shark-mini {\n    background: rgba(255, 255, 255, 0.045);\n    border: 1px solid rgba(255, 255, 255, 0.08);\n    border-radius: 16px;\n    padding: 14px;\n  }\n\n  .shark-mini b {\n    display: block;\n    color: #ffffff !important;\n    font-size: 0.9rem;\n  }\n\n  .shark-mini span {\n    display: block;\n    color: #b8b8c0 !important;\n    font-size: 0.78rem;\n    margin-top: 3px;\n  }\n\n  .shark-section {\n    margin-top: 42px;\n  }\n\n  .shark-section-title {\n    display: flex;\n    align-items: end;\n    justify-content: space-between;\n    gap: 18px;\n    margin-bottom: 20px;\n  }\n\n  .shark-section-title h3 {\n    margin: 0;\n    font-size: clamp(1.55rem, 3vw, 2.35rem);\n    line-height: 1.1;\n    letter-spacing: -0.04em;\n    color: #ffffff !important;\n    text-shadow: 0 0 22px rgba(0, 242, 255, 0.18);\n  }\n\n  .shark-section-title p {\n    margin: 0;\n    color: #b8b8c0 !important;\n    max-width: 520px;\n    font-size: 0.95rem;\n  }\n\n  .shark-grid-3 {\n    display: grid;\n    grid-template-columns: repeat(3, 1fr);\n    gap: 18px;\n  }\n\n  .shark-card {\n    background: rgba(18, 18, 24, 0.94);\n    border: 1px solid rgba(255, 255, 255, 0.09);\n    border-radius: 22px;\n    padding: 24px;\n    transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;\n  }\n\n  .shark-card:hover {\n    transform: translateY(-4px);\n    border-color: rgba(0, 242, 255, 0.55);\n    box-shadow: 0 18px 48px rgba(0, 0, 0, 0.35);\n  }\n\n  .shark-icon {\n    width: 42px;\n    height: 42px;\n    display: grid;\n    place-items: center;\n    border-radius: 14px;\n    background: rgba(0, 242, 255, 0.12);\n    border: 1px solid rgba(0, 242, 255, 0.22);\n    color: #00f2ff !important;\n    font-size: 1.25rem;\n    margin-bottom: 16px;\n  }\n\n  .shark-card h4 {\n    margin: 0 0 10px;\n    color: #ffffff !important;\n    font-size: 1.05rem;\n  }\n\n  .shark-card p {\n    margin: 0;\n    color: #b8b8c0 !important;\n    font-size: 0.93rem;\n  }\n\n  .shark-wide {\n    background:\n      linear-gradient(135deg, rgba(0, 242, 255, 0.08), transparent 36%),\n      linear-gradient(145deg, #0b0b0f, #121218);\n    border: 1px solid rgba(255, 255, 255, 0.09);\n    border-radius: 26px;\n    padding: 30px;\n  }\n\n  .shark-protocols {\n    display: grid;\n    grid-template-columns: repeat(6, 1fr);\n    gap: 12px;\n    margin-top: 22px;\n  }\n\n  .shark-protocol {\n    background: rgba(255, 255, 255, 0.045);\n    border: 1px solid rgba(255, 255, 255, 0.075);\n    border-radius: 17px;\n    padding: 16px;\n    min-height: 112px;\n  }\n\n  .shark-protocol strong {\n    display: block;\n    color: #ffffff !important;\n    margin-bottom: 5px;\n    font-size: 0.92rem;\n  }\n\n  .shark-protocol span {\n    color: #b8b8c0 !important;\n    font-size: 0.78rem;\n    font-family: monospace;\n  }\n\n  .shark-table {\n    width: 100%;\n    border-collapse: collapse;\n    overflow: hidden;\n    border-radius: 20px;\n  }\n\n  .shark-table tr {\n    border-bottom: 1px solid rgba(255, 255, 255, 0.07);\n  }\n\n  .shark-table tr:last-child {\n    border-bottom: 0;\n  }\n\n  .shark-table td {\n    padding: 16px 14px;\n    vertical-align: top;\n  }\n\n  .shark-table td:first-child {\n    color: #85858c !important;\n    font-weight: 800;\n    text-transform: uppercase;\n    letter-spacing: 0.05em;\n    font-size: 0.74rem;\n    width: 38%;\n  }\n\n  .shark-table td:last-child {\n    color: #f0f0f2 !important;\n    text-align: right;\n    font-weight: 600;\n  }\n\n  .shark-split {\n    display: grid;\n    grid-template-columns: 1fr 1fr;\n    gap: 18px;\n  }\n\n  .shark-list {\n    margin: 15px 0 0;\n    padding: 0;\n    list-style: none;\n  }\n\n  .shark-list li {\n    display: flex;\n    gap: 10px;\n    color: #b8b8c0 !important;\n    padding: 8px 0;\n    border-bottom: 1px solid rgba(255, 255, 255, 0.055);\n  }\n\n  .shark-list li:last-child {\n    border-bottom: 0;\n  }\n\n  .shark-list li:before {\n    content: \"✓\";\n    color: #00f2ff;\n    font-weight: 900;\n  }\n\n  .shark-video {\n    position: relative;\n    height: 0;\n    padding-bottom: 56.25%;\n    overflow: hidden;\n    border-radius: 22px;\n    border: 1px solid rgba(0, 242, 255, 0.28);\n    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.45);\n  }\n\n  .shark-video iframe {\n    position: absolute;\n    inset: 0;\n    width: 100%;\n    height: 100%;\n    border: 0;\n  }\n\n  .shark-kit {\n    display: grid;\n    grid-template-columns: 1.1fr 0.9fr;\n    gap: 18px;\n    align-items: stretch;\n  }\n\n  .shark-banner {\n    background: rgba(0, 242, 255, 0.06);\n    border: 1px dashed rgba(0, 242, 255, 0.55);\n    border-radius: 22px;\n    padding: 26px;\n  }\n\n  .shark-banner h4 {\n    color: #00f2ff !important;\n    margin: 0 0 10px;\n    font-size: 1.2rem;\n  }\n\n  .shark-banner p {\n    margin: 0;\n    color: #dedee2 !important;\n  }\n\n  details.shark-faq {\n    background: rgba(255, 255, 255, 0.045);\n    border: 1px solid rgba(255, 255, 255, 0.075);\n    border-radius: 17px;\n    padding: 16px 18px;\n    margin-bottom: 10px;\n  }\n\n  details.shark-faq summary {\n    cursor: pointer;\n    color: #ffffff !important;\n    font-weight: 800;\n  }\n\n  details.shark-faq p {\n    color: #b8b8c0 !important;\n    margin: 12px 0 0;\n    font-size: 0.93rem;\n  }\n\n  .shark-disclaimer {\n    margin-top: 42px;\n    padding: 22px;\n    border-radius: 20px;\n    background: rgba(255, 255, 255, 0.035);\n    border: 1px solid rgba(255, 255, 255, 0.07);\n    color: #9999a1 !important;\n    font-size: 0.82rem;\n    text-align: center;\n  }\n\n  @media (max-width: 980px) {\n    .shark-hero,\n    .shark-split,\n    .shark-kit {\n      grid-template-columns: 1fr;\n    }\n\n    .shark-grid-3 {\n      grid-template-columns: 1fr;\n    }\n\n    .shark-protocols {\n      grid-template-columns: repeat(3, 1fr);\n    }\n\n    .shark-section-title {\n      display: block;\n    }\n\n    .shark-section-title p {\n      margin-top: 10px;\n    }\n  }\n\n  @media (max-width: 620px) {\n    .shark-page {\n      padding: 36px 14px;\n      border-radius: 16px;\n    }\n\n    .shark-product-card,\n    .shark-wide,\n    .shark-card,\n    .shark-banner {\n      padding: 20px;\n    }\n\n    .shark-mini-grid,\n    .shark-protocols {\n      grid-template-columns: 1fr 1fr;\n    }\n\n    .shark-table td {\n      display: block;\n      width: 100%;\n      padding: 10px 0;\n    }\n\n    .shark-table td:last-child {\n      text-align: left;\n    }\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"shark-page\"\u003e\n\u003csection class=\"shark-hero\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"shark-kicker\"\u003e\n\u003cspan\u003e\u003c\/span\u003e RF Research Multi-Tool\u003c\/div\u003e\n\u003ch1\u003eSHARK\u003c\/h1\u003e\n\u003ch2\u003eOpen-source inspired hardware for RF, NFC, RFID, infrared, GPIO, and cybersecurity learning.\u003c\/h2\u003e\n\u003cp\u003eSHARK is a compact research device designed for makers, students, hardware testers, and cybersecurity enthusiasts. It brings multiple signal-analysis tools into one portable field kit for authorized testing, education, and prototyping.\u003c\/p\u003e\n\u003cdiv class=\"shark-actions\"\u003e\n\u003cdiv class=\"shark-pill\"\u003e\n\u003cstrong\u003eSTM32\u003c\/strong\u003e Core\u003c\/div\u003e\n\u003cdiv class=\"shark-pill\"\u003e\n\u003cstrong\u003eSMA\u003c\/strong\u003e Antenna Port\u003c\/div\u003e\n\u003cdiv class=\"shark-pill\"\u003e\n\u003cstrong\u003eUSB-C\u003c\/strong\u003e Interface\u003c\/div\u003e\n\u003cdiv class=\"shark-pill\"\u003e\n\u003cstrong\u003emicroSD\u003c\/strong\u003e Support\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shark-product-card\"\u003e\n\u003cimg alt=\"SHARK RF research device\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0674\/6718\/2173\/files\/ChatGPT_Image_16_avr._2026_05_30_36.png?v=1776333413\"\u003e\n\u003cdiv class=\"shark-mini-grid\"\u003e\n\u003cdiv class=\"shark-mini\"\u003e\n\u003cb\u003eSub-GHz\u003c\/b\u003e \u003cspan\u003e315 \/ 433 MHz testing\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shark-mini\"\u003e\n\u003cb\u003eNFC \/ RFID\u003c\/b\u003e \u003cspan\u003eCard research and study\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shark-mini\"\u003e\n\u003cb\u003eInfrared\u003c\/b\u003e \u003cspan\u003eTX \/ RX learning\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shark-mini\"\u003e\n\u003cb\u003eGPIO\u003c\/b\u003e \u003cspan\u003eHardware expansion\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"shark-section\"\u003e\n\u003cdiv class=\"shark-section-title\"\u003e\n\u003ch3\u003eBuilt for practical research\u003c\/h3\u003e\n\u003cp\u003eA portable device for experimenting, learning, testing, and building in controlled and authorized environments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shark-grid-3\"\u003e\n\u003cdiv class=\"shark-card\"\u003e\n\u003cdiv class=\"shark-icon\"\u003e⌁\u003c\/div\u003e\n\u003ch4\u003eExtended RF Experiments\u003c\/h4\u003e\n\u003cp\u003eThe external SMA antenna port allows flexible antenna use for controlled signal testing. Range depends on environment, antenna quality, and local regulations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shark-card\"\u003e\n\u003cdiv class=\"shark-icon\"\u003e◆\u003c\/div\u003e\n\u003ch4\u003eMulti-Protocol Workflow\u003c\/h4\u003e\n\u003cp\u003eExplore sub-GHz, NFC, RFID, infrared, GPIO, and U2F-style authentication concepts from one portable research platform.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shark-card\"\u003e\n\u003cdiv class=\"shark-icon\"\u003e⚙\u003c\/div\u003e\n\u003ch4\u003eOpen-Source Ecosystem\u003c\/h4\u003e\n\u003cp\u003eDesigned for firmware experimentation, community tools, hardware learning, and educational cybersecurity projects.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"shark-section\"\u003e\n\u003cdiv class=\"shark-section-title\"\u003e\n\u003ch3\u003eField demonstration\u003c\/h3\u003e\n\u003cp\u003eWatch the device in use and see the interface, hardware design, and practical workflow.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shark-video\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/7SHi9fr2bq4\" title=\"SHARK Demonstration\"\u003e\n      \u003c\/iframe\u003e\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"shark-section shark-wide\"\u003e\n\u003cdiv class=\"shark-section-title\"\u003e\n\u003ch3\u003eProtocol suite\u003c\/h3\u003e\n\u003cp\u003eMultiple research interfaces in a compact field-ready device.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shark-protocols\"\u003e\n\u003cdiv class=\"shark-protocol\"\u003e\n\u003cstrong\u003eSub-1 GHz\u003c\/strong\u003e \u003cspan\u003e315 \/ 433 MHz SMA\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shark-protocol\"\u003e\n\u003cstrong\u003eInfrared\u003c\/strong\u003e \u003cspan\u003eTX \/ RX experiments\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shark-protocol\"\u003e\n\u003cstrong\u003eNFC\u003c\/strong\u003e \u003cspan\u003e13.56 MHz study\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shark-protocol\"\u003e\n\u003cstrong\u003eRFID\u003c\/strong\u003e \u003cspan\u003e125 kHz research\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shark-protocol\"\u003e\n\u003cstrong\u003eU2F\u003c\/strong\u003e \u003cspan\u003eAuthentication demo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shark-protocol\"\u003e\n\u003cstrong\u003eGPIO\u003c\/strong\u003e \u003cspan\u003e5V \/ 3.3V expansion\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"shark-section\"\u003e\n\u003cdiv class=\"shark-split\"\u003e\n\u003cdiv class=\"shark-card\"\u003e\n\u003ch4\u003eBest for\u003c\/h4\u003e\n\u003cul class=\"shark-list\"\u003e\n\u003cli\u003eCybersecurity and RF education\u003c\/li\u003e\n\u003cli\u003eAuthorized lab testing\u003c\/li\u003e\n\u003cli\u003eHardware prototyping\u003c\/li\u003e\n\u003cli\u003eLearning NFC, RFID, and IR concepts\u003c\/li\u003e\n\u003cli\u003eCommunity firmware experimentation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shark-card\"\u003e\n\u003ch4\u003eWhy users choose SHARK\u003c\/h4\u003e\n\u003cul class=\"shark-list\"\u003e\n\u003cli\u003eCompact portable design\u003c\/li\u003e\n\u003cli\u003eExternal antenna support\u003c\/li\u003e\n\u003cli\u003eMultiple protocols in one device\u003c\/li\u003e\n\u003cli\u003eUSB-C and microSD support\u003c\/li\u003e\n\u003cli\u003eHard-shell case included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"shark-section\"\u003e\n\u003cdiv class=\"shark-section-title\"\u003e\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cp\u003eCore hardware details for buyers who want to understand the device before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shark-wide\"\u003e\n\u003ctable class=\"shark-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProcessor Core\u003c\/td\u003e\n\u003ctd\u003eSTM32, 64 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRadio Frequency\u003c\/td\u003e\n\u003ctd\u003e315 MHz \/ 433 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRF Interface\u003c\/td\u003e\n\u003ctd\u003eSMA Female Antenna Port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery\u003c\/td\u003e\n\u003ctd\u003e2000 mAh Li-Po\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003e1.37\" Monochrome LCD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage\u003c\/td\u003e\n\u003ctd\u003emicroSD support up to 256 GB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection\u003c\/td\u003e\n\u003ctd\u003eUSB-C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhysical Size\u003c\/td\u003e\n\u003ctd\u003e94 × 44 × 22 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApprox. 110 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"shark-section\"\u003e\n\u003cdiv class=\"shark-kit\"\u003e\n\u003cdiv class=\"shark-banner\"\u003e\n\u003ch4\u003eWhat’s included\u003c\/h4\u003e\n\u003cp\u003eSHARK Device • 433 MHz Whip Antenna • Anti-loss Lanyard • EVA Hard-Shell Case\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shark-banner\"\u003e\n\u003ch4\u003eImportant note\u003c\/h4\u003e\n\u003cp\u003eUse only for legal, educational, and authorized research. Features and compatibility may vary depending on firmware, region, and configuration.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"shark-section\"\u003e\n\u003cdiv class=\"shark-section-title\"\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003eHelpful answers before buying.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdetails class=\"shark-faq\"\u003e\n\u003csummary\u003eIs this device for beginners?\u003c\/summary\u003e\n\u003cp\u003eYes. It is useful for beginners learning about RF, NFC, RFID, infrared, GPIO, and cybersecurity concepts. Some advanced functions may require technical knowledge or firmware setup.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"shark-faq\"\u003e\n\u003csummary\u003eDoes the range always reach 250 meters?\u003c\/summary\u003e\n\u003cp\u003eNo. RF range depends on the antenna, environment, obstacles, signal type, firmware, and local restrictions. The listed range should be treated as a best-case testing condition, not a guaranteed result.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"shark-faq\"\u003e\n\u003csummary\u003eCan I install custom firmware?\u003c\/summary\u003e\n\u003cp\u003eThe device is designed for open-source firmware experimentation. Compatibility depends on the exact firmware version and device configuration.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"shark-faq\"\u003e\n\u003csummary\u003eWhat is this device used for?\u003c\/summary\u003e\n\u003cp\u003eIt is intended for education, authorized signal analysis, hardware research, and cybersecurity learning. Do not use it on systems, devices, or signals without permission.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\u003cdiv class=\"shark-disclaimer\"\u003eSHARK is intended for educational, cybersecurity research, and authorized testing use only. Always follow your local laws and only test systems, devices, or signals you own or have permission to analyze.\u003c\/div\u003e\n\u003c\/div\u003e","brand":"M5Shark | Shark Devices, ESP32 Tools \u0026 RF Devices","offers":[{"title":"Shark Device","offer_id":44368135487581,"sku":null,"price":139.99,"currency_code":"USD","in_stock":true},{"title":"Shark Device + sd card","offer_id":44374295904349,"sku":null,"price":149.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/6718\/2173\/files\/Nouveau_projet_66_7_1.png?v=1776636158","url":"https:\/\/m5shark.com\/products\/m5shark-device-flipper-zero-alternative","provider":"M5Shark | Shark Devices, ESP32 Tools \u0026 RF Devices","version":"1.0","type":"link"}