{"product_id":"18650-dummy-battery-spacer-jst-input-wire","title":"18650 Dummy Battery Spacer with JST Input Wire – 23cm","description":"\n\u003ch2\u003e18650 Dummy Battery Spacer with JST Input Wire\u003c\/h2\u003e\n\u003cp\u003ePower your small electronics without ever worrying about battery life again! This \u003cstrong\u003e18650 dummy battery spacer\u003c\/strong\u003e is a clever placeholder cylinder that connects directly to an external power adapter via its built-in JST input wire. Simply slide it into any standard 18650 battery slot and run your device from a reliable wired power source instead.\u003c\/p\u003e\n\n\u003cp\u003ePerfect for desk lamps, LED light strips, small fans, speakers, cameras, and DIY toy projects — this reusable spacer is a must-have for makers, hobbyists, and anyone who wants a continuous, stable power supply for their battery-operated devices.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003ePlease Note:\u003c\/strong\u003e This is \u003cem\u003eNOT\u003c\/em\u003e a real 18650 battery. It contains no actual power cells, does not charge, and cannot be used in series. It acts purely as a conductive pass-through connector between your device's battery compartment and an external power cord or adapter.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eFits standard 18650 battery slots — works as a direct drop-in spacer\u003c\/li\u003e\n  \u003cli\u003eBuilt-in JST connector with ~23cm (9.05 in) input wire for easy adapter hookup\u003c\/li\u003e\n  \u003cli\u003eReusable and durable construction\u003c\/li\u003e\n  \u003cli\u003eAvailable in Blue, Yellow, or Red\u003c\/li\u003e\n  \u003cli\u003eGreat for LED lights, small toys, fans, speakers, and cameras\u003c\/li\u003e\n  \u003cli\u003eNo charging function — designed for wired\/adapter-powered use only\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e ~65 mm \/ 2.56 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e ~18 mm \/ 0.71 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCable Length:\u003c\/strong\u003e ~23 cm \/ 9.05 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor Options:\u003c\/strong\u003e Blue \/ Yellow \/ Red\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBattery Included:\u003c\/strong\u003e No\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCharger Included:\u003c\/strong\u003e No\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eMade in Mainland China\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× 18650 dummy spacer cylinder with cable\u003c\/li\u003e\n  \u003cli\u003e1× Male wire connector\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Please allow 1–2 cm variance due to manual measurement. Slight color differences may occur due to display settings.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You Might Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-piece-complete-gardening-tool-kit\"\u003e10-Piece Gardening Tool Kit – Iron Head \u0026amp; Plastic Handle\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-2-inch-8-piece-hex-short-socket-set-vanadium-steel\"\u003e1\/2\" Drive 8-Piece Hex Short Socket Set – Vanadium Steel\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/hex-nut-bolt-extractor-tool-kit-10-piece\"\u003e10-Pc Hex Nut \u0026amp; Bolt Extractor Kit 9–19mm | HIP Tools\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.epa.gov\/recycle\/used-lithium-ion-batteries\" target=\"_blank\" rel=\"noopener\"\u003eEPA guidance on lithium-ion battery handling\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Can this 18650 dummy battery spacer be used as a real battery?\u003c\/h4\u003e\n\u003cp\u003eA: No — this is a dummy\/placeholder spacer only. It contains no power cells and cannot store or generate electricity. It is designed solely as a pass-through connector to allow an external power adapter to power your device through the battery compartment.\u003c\/p\u003e\n\u003ch4\u003eQ: What devices is the 18650 battery spacer compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This dummy spacer fits any device that uses a standard 18650 battery slot, including LED desk lamps, small toy motors, mini fans, portable speakers, and DIY electronic projects that accept an 18650-sized cell.\u003c\/p\u003e\n\u003ch4\u003eQ: What is the cable connector type on this battery spacer?\u003c\/h4\u003e\n\u003cp\u003eA: The spacer comes with a JST-style connector on a ~23 cm (9.05 in) wire, making it easy to connect to compatible power adapters or DIY power supply setups.\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\": \"Can this 18650 dummy battery spacer be used as a real battery?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No — this is a dummy\/placeholder spacer only. It contains no power cells and cannot store or generate electricity. 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