{"product_id":"cob-led-ceramic-filament-3v-38mm-multicolor-10pcs-diy-edison-bulb","title":"COB LED Ceramic Filament 3V 38mm Multicolor 10PCS – DIY Edison Bulb","description":"\n\u003cp\u003eGive your DIY lighting projects a professional edge with these \u003cstrong\u003e3V 38mm COB LED Ceramic Filaments\u003c\/strong\u003e. Coming in a pack of 10, these hard ceramic filaments are engineered for stable, long-lasting, flicker-free illumination — perfect for Edison-style bulbs, neon signs, holiday string lights, and creative art installations.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch2\u003eWhy Choose These COB LED Filaments?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSuperior Thermal Stability:\u003c\/strong\u003e High-grade hard ceramic material effectively resists high temperatures and thermal deformation during extended operation, greatly reducing burnout risk and extending the service life of your lighting devices.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow-Voltage Energy Efficiency:\u003c\/strong\u003e Operates at a safe 3V low-voltage input with minimal heat loss, cutting down power consumption while keeping your DIY projects safe and efficient.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Structural Durability:\u003c\/strong\u003e The hard ceramic body offers far greater impact resistance than glass filaments — resistant to cracking or breaking during installation, transport, and daily use, lowering your long-term replacement costs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniform Flicker-Free Light Output:\u003c\/strong\u003e Precision-processed ceramic construction emits even, soft, and flicker-free light across all 7 color options, delivering eye-friendly illumination ideal for long-term decorative displays.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Installation \u0026amp; Wide Compatibility:\u003c\/strong\u003e Standard conductive metal pins at both ends make welding and assembly straightforward. Compatible with most 3V power supply systems, DIY neon signs, holiday string lights, and small electronic lighting modification projects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eHard Ceramic (filament body) + Conductive Metal (connecting pins)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e3V (0–5V compatible)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eSize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e38mm length\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eColors Available\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eYellow, Pale Yellow, Orange, Fluorescent Green, White, Translucent Orange, Transparent (7 options)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e10 pieces per pack\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003ePower Source\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eSolar \/ Low-voltage DC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eLuminous Flux\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u0026lt;60 lm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eDIY neon signs and art installations\u003c\/li\u003e\n  \u003cli\u003eHoliday and party decorative string lights\u003c\/li\u003e\n  \u003cli\u003eEdison-style bulb builds and repairs\u003c\/li\u003e\n  \u003cli\u003eHome decoration lighting projects\u003c\/li\u003e\n  \u003cli\u003eSmall electronic device lighting modifications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eNotes\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eProduct photos may not reflect actual size — please refer to specifications above for accurate dimensions.\u003c\/li\u003e\n  \u003cli\u003eAllow slight differences due to manual measurement.\u003c\/li\u003e\n  \u003cli\u003eDue to monitor variation, displayed colors may differ slightly from the actual item.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eRelated Products You May Like\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-18-cm-standard-diffuser-light-sock-cloth-white-lampshade-reflector-lamp-sock-photo-studio-reflector\"\u003e1PC 18cm Standard Diffuser Light Sock – White Lampshade Reflector\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/2m-light-stand-folding-telescoping-tripod-adjustable-photography-floor-lamp-holder-tripod-for-outdoor-picnics-camping-hiking\"\u003e2m Folding Telescoping Tripod – Adjustable Photography Floor Lamp Holder\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/120pcs-5-sheets-corner-stickers-diy-vintage-corner-kraft-paper-stickers-frame-scrapbook-self-adhesive-photo-frame-corner-sticker\"\u003e120PCS DIY Vintage Corner Kraft Paper Stickers for Scrapbook \u0026amp; Frames\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What voltage do these COB LED ceramic filaments require?\u003c\/h4\u003e\n\u003cp\u003eA: These filaments are rated at 3V and are compatible with power supplies ranging from 0–5V. They are ideal for low-voltage DIY electronics and decorative lighting projects.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are these LED filaments compatible with standard Edison bulb bases?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! With standard conductive metal pins at both ends, these 38mm ceramic filaments are easy to solder and fit most DIY Edison bulb builds, neon sign projects, holiday string lights, and small electronic lighting modifications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many colors are available in this LED filament set?\u003c\/h4\u003e\n\u003cp\u003eA: There are 7 color options available: Yellow, Pale Yellow, Orange, Fluorescent Green, White, Translucent Orange, and Transparent. Each pack contains 10 filaments of your chosen color for consistent decorative displays.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What voltage do these COB LED ceramic filaments require?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These filaments are rated at 3V and are compatible with power supplies ranging from 0–5V. 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