{"product_id":"invisible-ink-pen-uv-light-secret-writing-ballpoint","title":"Invisible Ink Pen with UV Light – Secret Writing Ballpoint","description":"\n\u003ch2\u003eWrite in Secret — Reveal with UV Light\u003c\/h2\u003e\n\u003cp\u003eThis clever \u003cstrong\u003einvisible ink ballpoint pen\u003c\/strong\u003e lets you write hidden messages that are completely undetectable to the naked eye — until you shine the built-in UV light over them! Perfect for secret notes, fun games, labelling personal belongings, anti-counterfeiting, and creative projects at home, school, or the office. Made in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eWhy You'll Love It\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTruly Invisible Ink\u003c\/strong\u003e — Writes clear on paper but disappears on drying; only visible under UV light\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-In UV Light\u003c\/strong\u003e — No separate lamp needed; the UV pointer is right on the pen cap\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Writing Surface\u003c\/strong\u003e — Works on paper, wood, metal, fabric, walls, and more\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLightweight \u0026amp; Portable\u003c\/strong\u003e — Slim 132mm plastic body slips easily into a pocket, bag, or pencil case\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFine 0.7mm Tip\u003c\/strong\u003e — Smooth, precise ballpoint for neat, controlled writing\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGreat for All Ages\u003c\/strong\u003e — Kids love secret messages; adults find it useful for discreet labelling and security marking\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePlastic shell\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSilver\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTotal Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e132 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTip Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.7 mm ballpoint\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Source\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBuilt-in 3 × AG3 button cell batteries\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Invisible Ink Ballpoint Pen with UV Light (no retail box)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Please allow ±1–3 cm measurement tolerance. Actual color may vary slightly from screen to screen due to display settings.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eExplore More Fun Stationery \u0026amp; Craft Picks\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/25-in-1-precision-magnetic-screwdriver-set-pro-repair-tool-kit\"\u003e25-in-1 Precision Magnetic Screwdriver Set | Pro Repair Kit\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/waterproof-butterfly-stickers-self-adhesive-12-pack\"\u003e12-Pack Waterproof Butterfly Stickers | Self-Adhesive Decor\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/34-compartment-double-sided-hardware-storage-box-removable-dividers\"\u003e34-Compartment Double-Sided Hardware Storage Box \u0026amp; Dividers\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/medlineplus.gov\/childsafety.html\" target=\"_blank\" rel=\"noopener\"\u003eMedlinePlus on child safety\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: How does the invisible ink pen work?\u003c\/h4\u003e\n\u003cp\u003eA: The pen uses a special UV-reactive ink that dries clear and is invisible under normal light. When you shine the built-in UV light over your writing, the ink fluoresces and the text or markings become clearly visible. Simply replace the cap and use the UV pointer to reveal your hidden message anytime.\u003c\/p\u003e\n\u003ch4\u003eQ: Do I need to buy batteries separately for the UV light?\u003c\/h4\u003e\n\u003cp\u003eA: No — the pen comes with 3 AG3 button cell batteries already built in, so it is ready to use straight out of the packaging. No additional accessories are required.\u003c\/p\u003e\n\u003ch4\u003eQ: What surfaces can I write on with this invisible ink pen?\u003c\/h4\u003e\n\u003cp\u003eA: The invisible ink ballpoint writes on a wide range of surfaces including paper, wood, metal, fabric, walls, and more, making it highly versatile for labelling, secret messages, and creative projects at school or at home.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"How does the invisible ink pen work?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The pen uses a special UV-reactive ink that dries clear and is invisible under normal light. When you shine the built-in UV light over your writing, the ink fluoresces and the text or markings become clearly visible. Simply replace the cap and use the UV pointer to reveal your hidden message anytime.\"}}, {\"@type\": \"Question\", \"name\": \"Do I need to buy batteries separately for the UV light?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No — the pen comes with 3 AG3 button cell batteries already built in, so it is ready to use straight out of the packaging. No additional accessories are required.\"}}, {\"@type\": \"Question\", \"name\": \"What surfaces can I write on with this invisible ink pen?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The invisible ink ballpoint writes on a wide range of surfaces including paper, wood, metal, fabric, walls, and more, making it highly versatile for labelling, secret messages, and creative projects at school or at home.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/sdf9i0-k1.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Stationery \u0026 Office\", \"item\": \"https:\/\/sdf9i0-k1.myshopify.com\/collections\/stationery-office\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Invisible Ink Pen with UV Light – Secret Writing Ballpoint\", \"item\": \"https:\/\/sdf9i0-k1.myshopify.com\/products\/invisible-ink-pen-uv-light-secret-writing-ballpoint\"}]}\u003c\/script\u003e","brand":"QXL","offers":[{"title":"Default Title","offer_id":46963189514439,"sku":"\u003cnone\u003e","price":8.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/8314\/9255\/files\/S0fc745dcde154803ad60b806e25af9f25.webp?v=1786051108","url":"https:\/\/qxlcustomerservice.com\/products\/invisible-ink-pen-uv-light-secret-writing-ballpoint","provider":"QXL","version":"1.0","type":"link"}