{"product_id":"diy-2-cell-18650-power-bank-case-5v-1a-led-indicator","title":"DIY 18650 Power Bank Case 2-Cell 5V 1A with LED Indicator","description":"\n\u003ch2\u003eBuild Your Own Portable Charger — No Soldering Required\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eDIY 2-Cell 18650 Power Bank Case\u003c\/strong\u003e lets you create a custom portable charger using your own 18650 batteries. Whether you're a hobbyist, maker, or just looking for a reliable backup charging solution, this compact case delivers up to \u003cstrong\u003e5,600 mAh of charging capacity\u003c\/strong\u003e with a clean, durable plastic shell and a built-in LED indicator so you always know your charge status at a glance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eMade in Mainland China.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo Soldering Needed:\u003c\/strong\u003e Tool-free, weld-free battery nesting design makes assembly and battery swaps fast and easy.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTriple Protection Circuit:\u003c\/strong\u003e Intelligent circuitry provides charging control, charging protection, discharge protection, overload protection, and short-circuit protection for safe, stable performance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-In LED Indicator:\u003c\/strong\u003e Instantly shows current charge status so you're never caught off-guard.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e5V \/ 1A USB Output:\u003c\/strong\u003e Compatible with smartphones, earbuds, and most USB-powered devices.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReplaceable Batteries:\u003c\/strong\u003e Swap out depleted 18650 cells without any special tools — ideal for extended use and travel.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e7 Color Options:\u003c\/strong\u003e Available in White, Yellow, Blue, Pink, Green, Brown, and Black to match your style.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLong Cycle Life:\u003c\/strong\u003e Rated for 500+ charge cycles for lasting value.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Portable:\u003c\/strong\u003e At just 96 × 45 × 22 mm, it fits easily in a pocket, bag, or backpack.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003eCapacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e5,600 mAh (with compatible 18650 cells)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003eOutput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e5.5V ± 0.2V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003eOutput Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e1A (max)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e5V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003eInput Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e1A (max)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003eBattery Cells\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e2 × 18650 (not included)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003eCycle Life\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u0026gt;500 Cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e-10°C to 40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003eStorage\/Transport Temp\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e-20°C to 50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e96 × 45 × 22 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003ePlastic\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003eColors\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003eWhite, Yellow, Blue, Pink, Green, Brown, Black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Power Bank Case (batteries NOT included)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Please refer to the dimensions listed above for actual size. Colors may vary slightly between monitors. Minor measurement differences may occur.\u003c\/p\u003e\n\n\u003ch3\u003ePair It With More From Our Store\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-percent-better-every-day-motivational-canvas-wall-art-print\"\u003e\"1% Better Every Day\" Motivational Canvas Wall Art Print\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/everything-is-figureoutable-sage-green-quote-canvas-wall-art\"\u003e\"Everything Is Figureoutable\" Sage Green Quote Canvas Wall Art\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eBattery Safety Resource\u003c\/h3\u003e\n\u003cp\u003eFor guidance on safely handling and storing lithium-ion batteries, visit the U.S. Consumer Product Safety Commission – Lithium-Ion Battery Safety Information.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Does the 18650 power bank case come with batteries included?\u003c\/h4\u003e\n\u003cp\u003eA: No, the batteries are not included. This DIY power bank case is designed to accept 2 standard 18650 lithium-ion cells, which are sold separately. Make sure to use reputable 18650 batteries for best performance and safety.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What devices can I charge with this 18650 power bank case?\u003c\/h4\u003e\n\u003cp\u003eA: This power bank case outputs 5V at up to 1A via USB, making it compatible with most smartphones, Bluetooth earbuds, small fans, LED lights, and other USB-powered devices that support standard 1A charging.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I assemble or swap batteries in this DIY power bank case?\u003c\/h4\u003e\n\u003cp\u003eA: The case features a tool-free, weld-free snap-in battery holder. Simply open the case, insert or replace your 18650 cells following the polarity markings, and close it back up — no soldering or special equipment required.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is the power bank case safe to use?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The intelligent circuit board inside provides multiple layers of protection including charging control, overload protection, short-circuit protection, and discharge protection, ensuring safe operation across a wide range of conditions.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Does the 18650 power bank case come with batteries included?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No, the batteries are not included. This DIY power bank case is designed to accept 2 standard 18650 lithium-ion cells, which are sold separately. 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