{"product_id":"l-track-light-spot-12w","title":"L型轨道射灯 12W","description":"\u003csection class=\"spec-page\"\u003e\u003c!-- FULL-WIDTH CAROUSEL (Top) --\u003e\n\u003csection aria-label=\"Product photos\" class=\"spec-carousel\"\u003e\n\u003cdiv id=\"cobCarousel\" class=\"spec-carousel-track\" tabindex=\"0\"\u003e\n\n\u003cdiv class=\"spec-carousel-slide\"\u003e\u003cimg loading=\"eager\" alt=\"Two matte black cylindrical LED track lights mounted on a black ceiling track rail in a modern open-plan interior space, casting warm light over a wood counter and clothing rack with shelving in the background\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0986\/0548\/files\/black-track-lighting-installed-modern-interior-boutique-retail-space-warm-led-spotlight.png?v=1778868726\"\u003e\u003c\/div\u003e\n\n\u003c!-- Add more images like this when you have them --\u003e\n\n\u003c\/div\u003e\n\n\u003cbutton data-carousel-prev=\"\" aria-label=\"Previous photo\" type=\"button\" class=\"spec-carousel-btn prev\"\u003e‹\u003c\/button\u003e \u003cbutton data-carousel-next=\"\" aria-label=\"Next photo\" type=\"button\" class=\"spec-carousel-btn next\"\u003e›\u003c\/button\u003e\n\u003cdiv data-carousel-dots=\"\" aria-label=\"Carousel navigation\" class=\"spec-carousel-dots\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\n\u003c\/section\u003e\n\u003cscript\u003e\n(function () {\n  const carousel = document.querySelector(\".spec-carousel\");\n  if (!carousel) return;\n\n  const track = carousel.querySelector(\".spec-carousel-track\");\n  const slides = Array.from(carousel.querySelectorAll(\".spec-carousel-slide\"));\n  const prevBtn = carousel.querySelector(\"[data-carousel-prev]\");\n  const nextBtn = carousel.querySelector(\"[data-carousel-next]\");\n  const dotsWrap = carousel.querySelector(\"[data-carousel-dots]\");\n\n  if (!track || slides.length === 0) return;\n\n  let currentIndex = 0;\n  let autoplayTimer = null;\n  const AUTOPLAY_MS = 5000;\n\n  function slideWidth() {\n    return track.getBoundingClientRect().width;\n  }\n\n  function clampIndex(i) {\n    if (i \u003c 0) return 0;\n    if (i \u003e slides.length - 1) return slides.length - 1;\n    return i;\n  }\n\n  function scrollToIndex(i, opts) {\n    currentIndex = clampIndex(i);\n    track.scrollTo({\n      left: currentIndex * slideWidth(),\n      behavior: (opts \u0026\u0026 opts.instant) ? \"auto\" : \"smooth\"\n    });\n    updateDots();\n    updateButtons();\n  }\n\n  function updateButtons() {\n    if (!prevBtn || !nextBtn) return;\n    prevBtn.disabled = currentIndex === 0;\n    nextBtn.disabled = currentIndex === slides.length - 1;\n    prevBtn.style.opacity = prevBtn.disabled ? \"0.45\" : \"1\";\n    nextBtn.style.opacity = nextBtn.disabled ? \"0.45\" : \"1\";\n    prevBtn.style.pointerEvents = prevBtn.disabled ? \"none\" : \"auto\";\n    nextBtn.style.pointerEvents = nextBtn.disabled ? \"none\" : \"auto\";\n  }\n\n  function buildDots() {\n    if (!dotsWrap) return;\n    dotsWrap.innerHTML = \"\";\n    slides.forEach((_, i) =\u003e {\n      const btn = document.createElement(\"button\");\n      btn.type = \"button\";\n      btn.className = \"spec-carousel-dot\";\n      btn.setAttribute(\"aria-label\", \"Go to slide \" + (i + 1));\n      btn.addEventListener(\"click\", () =\u003e scrollToIndex(i));\n      dotsWrap.appendChild(btn);\n    });\n    updateDots();\n  }\n\n  function updateDots() {\n    if (!dotsWrap) return;\n    const dots = Array.from(dotsWrap.querySelectorAll(\".spec-carousel-dot\"));\n    dots.forEach((d, i) =\u003e {\n      const active = i === currentIndex;\n      d.setAttribute(\"aria-current\", active ? \"true\" : \"false\");\n    });\n  }\n\n  function syncIndexFromScroll() {\n    const w = slideWidth();\n    const i = Math.round(track.scrollLeft \/ w);\n    const next = clampIndex(i);\n    if (next !== currentIndex) {\n      currentIndex = next;\n      updateDots();\n      updateButtons();\n    }\n  }\n\n  function startAutoplay() {\n    stopAutoplay();\n    autoplayTimer = window.setInterval(() =\u003e {\n      const next = (currentIndex + 1) % slides.length;\n      scrollToIndex(next);\n    }, AUTOPLAY_MS);\n  }\n\n  function stopAutoplay() {\n    if (autoplayTimer) window.clearInterval(autoplayTimer);\n    autoplayTimer = null;\n  }\n\n  if (prevBtn) prevBtn.addEventListener(\"click\", () =\u003e scrollToIndex(currentIndex - 1));\n  if (nextBtn) nextBtn.addEventListener(\"click\", () =\u003e scrollToIndex(currentIndex + 1));\n\n  track.addEventListener(\"scroll\", () =\u003e {\n    window.requestAnimationFrame(syncIndexFromScroll);\n  });\n\n  carousel.addEventListener(\"mouseenter\", stopAutoplay);\n  carousel.addEventListener(\"mouseleave\", startAutoplay);\n  carousel.addEventListener(\"focusin\", stopAutoplay);\n  carousel.addEventListener(\"focusout\", startAutoplay);\n\n  track.addEventListener(\"keydown\", (e) =\u003e {\n    if (e.key === \"ArrowLeft\") scrollToIndex(currentIndex - 1);\n    if (e.key === \"ArrowRight\") scrollToIndex(currentIndex + 1);\n  });\n\n  window.addEventListener(\"resize\", () =\u003e {\n    scrollToIndex(currentIndex, { instant: true });\n  });\n\n  buildDots();\n  scrollToIndex(0, { instant: true });\n  startAutoplay();\n})();\n\u003c\/script\u003e \u003c!-- HERO --\u003e\n\u003csection class=\"spec-hero\"\u003e\n\u003cdiv style=\"text-align: start;\" class=\"spec-hero-media\"\u003e\n\n\u003cbr\u003e\u003cimg alt=\"Matte black cylindrical LED track light head with warm white lens, mounted on a black ceiling track rail, isolated on white background\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0986\/0548\/files\/black-led-track-light-head-matte-cylindrical-adjustable-ceiling-spotlight.png?v=1778868726\"\u003e\u003cbr\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"spec-hero-content\"\u003e\n\n\u003ch4 class=\"spec-title\"\u003eL-轨道射灯 12W\u003c\/h4\u003e\n\n\u003cp class=\"spec-tagline\"\u003e紧凑、高效的LED轨道射灯，具有可调CCT和光束角——适用于零售、酒店、住宅和商业的重点照明，可用于标准L、J、H和LL轨道系统。\u003c\/p\u003e\n\n\u003cdiv class=\"spec-stats\" aria-label=\"Key specifications\"\u003e\n\n\u003cspan\u003e12W | 1080lm\u003c\/span\u003e \u003cspan\u003e3CCT可调（3000K–5000K）\u003c\/span\u003e \u003cspan\u003eCRI92\u003c\/span\u003e \u003cspan\u003eETL和cETL认证\u003c\/span\u003e \u003cspan\u003e黑色和白色饰面\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0986\/0548\/files\/universal_track_holder_blc-wht.pdf?v=1692123126\" class=\"spec-btn\" rel=\"noopener\" title=\"L-Track Light Spot 12W Spec Sheet\" target=\"_blank\"\u003e 下载规格表 \u003c\/a\u003e\n\n\u003c\/div\u003e\n\n\u003c\/section\u003e\n\u003c!-- SUPPORT VISUAL --\u003e\u003c!-- FEATURES --\u003e\n\u003csection class=\"spec-features\"\u003e\n\u003ch2 class=\"spec-section-title\"\u003e突出特点\u003c\/h2\u003e\n\n\u003cdiv class=\"spec-feature-grid\"\u003e\n\n\u003cdiv class=\"spec-feature\"\u003e\n\n\u003cdiv class=\"spec-feature-label\"\u003e3CCT可调色温\u003c\/div\u003e\n\n\u003cdiv class=\"spec-feature-text\"\u003e可直接在灯具上在3000K、4000K和5000K之间切换。另有5CCT选项（2700K–5000K）可用。无需为不同的照明环境储备多种SKU——一个灯具即可适应空间。\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"spec-feature\"\u003e\n\n\u003cdiv class=\"spec-feature-label\"\u003e高CRI92光质量\u003c\/div\u003e\n\n\u003cdiv class=\"spec-feature-text\"\u003eCRI92显色性确保准确、生动的色彩呈现——这对于零售展示、艺术画廊、酒店环境和重视真实色彩的住宅室内至关重要。\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"spec-feature\"\u003e\n\n\u003cdiv class=\"spec-feature-label\"\u003e灵活的光束角选项\u003c\/div\u003e\n\n\u003cdiv class=\"spec-feature-text\"\u003e提供15°、25°、36°和55°光束角，适用于各种重点照明、射灯和泛光照明应用。选择最适合您的天花板高度和目标照明区域的光束。\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"spec-feature\"\u003e\n\n\u003cdiv class=\"spec-feature-label\"\u003e通用轨道兼容性\u003c\/div\u003e\n\n\u003cdiv class=\"spec-feature-text\"\u003e兼容LL型（2线）、J型（2线）、L型（2线）和H型（3线）轨道系统。适用于最广泛使用的住宅和商业轨道基础设施。\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"spec-feature\"\u003e\n\n\u003cdiv class=\"spec-feature-label\"\u003e全范围可控硅调光\u003c\/div\u003e\n\n\u003cdiv class=\"spec-feature-text\"\u003e可控硅调光范围从100%到10%，兼容标准前沿和后沿调光器。提供平滑、无闪烁的调光性能，可在任何环境下控制氛围。\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"spec-feature\"\u003e\n\n\u003cdiv class=\"spec-feature-label\"\u003e高效照明引擎\u003c\/div\u003e\n\n\u003cdiv class=\"spec-feature-text\"\u003e12W功率下提供1080流明，系统效率达到90lm\/W（3CCT\/5CCT）。集成内置驱动器在满载时效率超过86%——在不牺牲输出的情况下降低能耗。\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"spec-feature\"\u003e\n\n\u003cdiv class=\"spec-feature-label\"\u003e355°水平旋转和90°倾斜\u003c\/div\u003e\n\n\u003cdiv class=\"spec-feature-text\"\u003e接近全方位的水平旋转与90°垂直倾斜相结合，为安装人员提供了精确的方向控制。可从轨道上几乎任何位置突出显示任何墙壁、展示或表面。\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"spec-feature\"\u003e\n\n\u003cdiv class=\"spec-feature-label\"\u003e耐用铝制外壳\u003c\/div\u003e\n\n\u003cdiv class=\"spec-feature-text\"\u003e采用铝制外壳，有效散热，确保长期结构完整性。IP20防护等级，适用于干燥室内环境。重量仅0.53公斤——轻巧，适用于任何天花板轨道配置。\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"spec-feature\"\u003e\n\n\u003cdiv class=\"spec-feature-label\"\u003e长流明维持率\u003c\/div\u003e\n\n\u003cdiv class=\"spec-feature-text\"\u003e根据TM-21 1,2标准，L70额定在54,000小时时流明维持率为77.88%。专为灯具更换停机成本高昂的低维护商业安装而设计。\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"spec-feature\"\u003e\n\n\u003cdiv class=\"spec-feature-label\"\u003eETL和cETL认证，FCC认证\u003c\/div\u003e\n\n\u003cdiv class=\"spec-feature-text\"\u003e获得美国和加拿大市场的ETL和cETL认证，以及FCC认证。完全符合北美商业和住宅安装的要求。\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"spec-feature\"\u003e\n\n\u003cdiv class=\"spec-feature-label\"\u003e饰面选项\u003c\/div\u003e\n\n\u003cdiv class=\"spec-feature-text\"\u003e提供哑光黑（LW-TRB12W-3C-B）和白色（LW-TRB12W-3C-W），以 complementing 现代和传统室内设计方案。\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"spec-feature\"\u003e\n\n\u003cdiv class=\"spec-feature-label\"\u003e制造商\u003c\/div\u003e\n\n\u003cdiv class=\"spec-feature-text\"\u003e由位于加拿大安大略省康科德的C\u0026amp;C Lighting设计和分销。联系方式：info@candclight.com | 1-647-887-7403。可用于加拿大和美国的商业和住宅项目。提供5年保修。\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003c\/section\u003e\n\u003c\/section\u003e\n\u003cstyle\u003e\n  .spec-page{\n    max-width: 1180px;\n    margin: 0 auto;\n    padding: 40px 16px 24px;\n  }\n\n  \/* HERO *\/\n  .spec-hero{\n    display: grid;\n    grid-template-columns: 1.05fr 0.95fr;\n    gap: 56px;\n    align-items: center;\n  }\n\n  .spec-hero-media img{\n    width: 100%;\n    height: auto;\n    display: block;\n    border-radius: 14px;\n  }\n\n  .spec-title{\n    margin: 0 0 10px;\n    font-size: clamp(28px, 3vw, 40px);\n    line-height: 1.15;\n    font-weight: 600;\n    letter-spacing: 0.2px;\n  }\n\n  .spec-tagline{\n    margin: 0 0 18px;\n    font-size: 16px;\n    line-height: 1.55;\n    font-weight: 400;\n    color: rgba(0,0,0,0.70);\n    max-width: 46ch;\n  }\n\n  \/* Stat row: minimal pipe-separated *\/\n  .spec-stats{\n    display: flex;\n    flex-wrap: wrap;\n    gap: 10px 14px;\n    margin: 0 0 22px;\n    font-size: 13px;\n    letter-spacing: 0.3px;\n    color: rgba(0,0,0,0.62);\n  }\n\n  .spec-stats span{\n    position: relative;\n    padding-right: 14px;\n    white-space: nowrap;\n  }\n\n  .spec-stats span:not(:last-child)::after{\n    content: \"|\";\n    position: absolute;\n    right: 4px;\n    color: rgba(0,0,0,0.28);\n  }\n\n  \/* CTA button: subtle *\/\n  .spec-btn{\n    display: inline-flex;\n    align-items: center;\n    justify-content: center;\n    padding: 12px 16px;\n    border-radius: 10px;\n    text-decoration: none;\n    font-weight: 600;\n    font-size: 14px;\n    border: 1px solid rgba(0,0,0,0.14);\n    color: rgba(0,0,0,0.86);\n    background: #fff;\n    transition: transform 120ms ease, box-shadow 120ms ease;\n  }\n\n  .spec-btn:hover{\n    transform: translateY(-1px);\n    box-shadow: 0 10px 24px rgba(0,0,0,0.08);\n  }\n\n  \/* SUPPORT *\/\n  .spec-support{\n    margin-top: 32px;\n  }\n\n  .spec-support img{\n    width: 100%;\n    height: auto;\n    display: block;\n    border-radius: 14px;\n  }\n\n  \/* FEATURES *\/\n  .spec-features{\n    margin-top: 40px;\n    padding-top: 26px;\n    border-top: 1px solid rgba(0,0,0,0.08);\n  }\n\n  .spec-section-title{\n    margin: 0 0 18px;\n    font-size: 16px;\n    font-weight: 600;\n    letter-spacing: 0.2px;\n    color: rgba(0,0,0,0.88);\n  }\n\n  .spec-feature-grid{\n    display: grid;\n    grid-template-columns: 1fr 1fr;\n    gap: 18px 40px;\n    align-items: start;\n  }\n\n  .spec-feature{\n    display: grid;\n    grid-template-columns: 210px 1fr;\n    gap: 14px;\n  }\n\n  .spec-feature-label{\n    font-size: 13px;\n    font-weight: 600;\n    color: rgba(0,0,0,0.90);\n    letter-spacing: 0.2px;\n  }\n\n  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position: absolute;\n  left: 50%;\n  bottom: 14px;\n  transform: translateX(-50%);\n  display: flex;\n  gap: 8px;\n  padding: 6px 10px;\n  border-radius: 999px;\n  background: rgba(0,0,0,0.28);\n  border: 1px solid rgba(255,255,255,0.12);\n}\n\n.spec-carousel-dot{\n  width: 8px;\n  height: 8px;\n  border-radius: 999px;\n  background: rgba(255,255,255,0.35);\n  border: 0;\n  cursor: pointer;\n}\n\n.spec-carousel-dot[aria-current=\"true\"]{\n  background: rgba(255,255,255,0.92);\n}\n\n@media (max-width: 900px){\n  .spec-carousel{\n    margin-top: -24px;\n    margin-bottom: 18px;\n  }\n\n  .spec-carousel-btn{\n    width: 36px;\n    height: 36px;\n    font-size: 18px;\n  }\n\n  .spec-carousel-btn.prev{\n    left: 10px;\n  }\n\n  .spec-carousel-btn.next{\n    right: 10px;\n  }\n\n  .spec-carousel-dots{\n    bottom: 10px;\n  }\n}\n\n\u003c\/style\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"C\u0026C Lighting","offers":[{"title":"Default Title","offer_id":40829138993237,"sku":"","price":0.0,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/0548\/files\/black-led-track-light-head-matte-cylindrical-adjustable-ceiling-spotlight.png?v=1778868726","url":"https:\/\/candclight.com\/zh\/products\/l-track-light-spot-12w","provider":"C\u0026C Lighting","version":"1.0","type":"link"}