{"product_id":"diy-power-bank-kit-c9","title":"DIY Power Bank Kit C9","description":"\u003cp data-start=\"708\" data-end=\"775\"\u003e\u003cstrong data-start=\"708\" data-end=\"775\"\u003eC9 DIY External Battery Kit – 18650 Rechargeable Power Solution\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"777\" data-end=\"1092\"\u003eCreate your own custom power bank with the \u003cstrong data-start=\"820\" data-end=\"851\"\u003eC9 DIY External Battery Kit\u003c\/strong\u003e, engineered for enthusiasts and makers who demand flexibility and performance. With \u003cstrong data-start=\"936\" data-end=\"971\"\u003edual input (Type-C + Micro USB)\u003c\/strong\u003e and support for \u003cstrong data-start=\"988\" data-end=\"1015\"\u003e6 × 18650 battery cells\u003c\/strong\u003e, this kit delivers reliable 5V\/2A power output, ideal for everyday charging.\u003c\/p\u003e\n\u003chr data-start=\"1094\" data-end=\"1097\"\u003e\n\u003ch3 data-start=\"1099\" data-end=\"1133\"\u003e🔧 \u003cstrong data-start=\"1106\" data-end=\"1133\"\u003eProduct Specifications:\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cul data-start=\"1135\" data-end=\"1417\"\u003e\n\u003cli data-start=\"1135\" data-end=\"1152\"\u003e\n\u003cp data-start=\"1137\" data-end=\"1152\"\u003e\u003cstrong data-start=\"1137\" data-end=\"1147\"\u003eModel:\u003c\/strong\u003e C9\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1153\" data-end=\"1201\"\u003e\n\u003cp data-start=\"1155\" data-end=\"1201\"\u003e\u003cstrong data-start=\"1155\" data-end=\"1165\"\u003eInput:\u003c\/strong\u003e 5V\/2A (Dual – Type-C \u0026amp; Micro USB)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1202\" data-end=\"1223\"\u003e\n\u003cp data-start=\"1204\" data-end=\"1223\"\u003e\u003cstrong data-start=\"1204\" data-end=\"1215\"\u003eOutput:\u003c\/strong\u003e 5V\/2A\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1224\" data-end=\"1292\"\u003e\n\u003cp data-start=\"1226\" data-end=\"1292\"\u003e\u003cstrong data-start=\"1226\" data-end=\"1246\"\u003eBattery Support:\u003c\/strong\u003e 6 × 18650 rechargeable cells (not included)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1293\" data-end=\"1323\"\u003e\n\u003cp data-start=\"1295\" data-end=\"1323\"\u003e\u003cstrong data-start=\"1295\" data-end=\"1304\"\u003eSize:\u003c\/strong\u003e 150 × 76 × 22 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1324\" data-end=\"1359\"\u003e\n\u003cp data-start=\"1326\" data-end=\"1359\"\u003e\u003cstrong data-start=\"1326\" data-end=\"1344\"\u003eColor Options:\u003c\/strong\u003e Black, White\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1360\" data-end=\"1417\"\u003e\n\u003cp data-start=\"1362\" data-end=\"1417\"\u003e\u003cstrong data-start=\"1362\" data-end=\"1376\"\u003eCell Type:\u003c\/strong\u003e 18650 lithium battery (DIY installation)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1419\" data-end=\"1422\"\u003e\n\u003ch3 data-start=\"1424\" data-end=\"1451\"\u003e📦 \u003cstrong data-start=\"1431\" data-end=\"1451\"\u003eWhat’s Included:\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cul data-start=\"1453\" data-end=\"1513\"\u003e\n\u003cli data-start=\"1453\" data-end=\"1513\"\u003e\n\u003cp data-start=\"1455\" data-end=\"1513\"\u003e1 × C9 DIY External Battery Pack Kit (no battery included)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1515\" data-end=\"1518\"\u003e\n\u003ch3 data-start=\"1520\" data-end=\"1543\"\u003e⚠️ \u003cstrong data-start=\"1527\" data-end=\"1543\"\u003ePrecautions:\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cul data-start=\"1545\" data-end=\"1643\"\u003e\n\u003cli data-start=\"1545\" data-end=\"1604\"\u003e\n\u003cp data-start=\"1547\" data-end=\"1604\"\u003eMonitor color differences may affect product appearance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1605\" data-end=\"1643\"\u003e\n\u003cp data-start=\"1607\" data-end=\"1643\"\u003eManual measurement may vary by 1–3cm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1645\" data-end=\"1648\"\u003e\n\u003ch3 data-start=\"1650\" data-end=\"1671\"\u003e💡 \u003cstrong data-start=\"1657\" data-end=\"1671\"\u003eIdeal For:\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cul data-start=\"1673\" data-end=\"1847\"\u003e\n\u003cli data-start=\"1673\" data-end=\"1697\"\u003e\n\u003cp data-start=\"1675\" data-end=\"1697\"\u003eDIY tech enthusiasts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1698\" data-end=\"1735\"\u003e\n\u003cp data-start=\"1700\" data-end=\"1735\"\u003eEmergency backup battery builders\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1736\" data-end=\"1801\"\u003e\n\u003cp data-start=\"1738\" data-end=\"1801\"\u003ePortable power projects for smartphones, tablets, and gadgets\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1802\" data-end=\"1847\"\u003e\n\u003cp data-start=\"1804\" data-end=\"1847\"\u003eEducational kits or makerspace applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"591\" data-end=\"662\"\u003eC9 DIY external battery kit with 6-slot 18650 design and dual USB input\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"DT39001-ALL-1-1\" src=\"https:\/\/cf.cjdropshipping.com\/17029440\/1737026059624386560.jpg\"\u003e \u003cimg alt=\"DT39001-C-2-1\" src=\"https:\/\/cf.cjdropshipping.com\/17029440\/1737026059905404928.jpg\"\u003e \u003cimg alt=\"DT39001-d-3-1\" src=\"https:\/\/cf.cjdropshipping.com\/17029440\/1737026060089954304.jpg\"\u003e \u003cimg alt=\"DT39001-d-4-1\" src=\"https:\/\/cf.cjdropshipping.com\/17029440\/1737026060295475200.jpg\"\u003e \u003cimg alt=\"DT39001-F-5-1\" src=\"https:\/\/cf.cjdropshipping.com\/17029440\/1737026060832346112.jpg\"\u003e \u003cimg alt=\"DT39001-F-7-1\" src=\"https:\/\/cf.cjdropshipping.com\/17029440\/1737026061125947392.jpg\"\u003e \u003cimg alt=\"DT39001-F-9-1\" src=\"https:\/\/cf.cjdropshipping.com\/17029440\/1737026061318885376.jpg\"\u003e \u003cimg alt=\"DT39002-ALL-1-1\" src=\"https:\/\/cf.cjdropshipping.com\/17029440\/1737026061520211968.jpg\"\u003e \u003cimg alt=\"DT39002-d-2-1\" src=\"https:\/\/cf.cjdropshipping.com\/17029440\/1737026061683789824.jpg\"\u003e \u003cimg alt=\"DT39002-F-3-1\" src=\"https:\/\/cf.cjdropshipping.com\/17029440\/1737026061851561984.jpg\"\u003e \u003cimg alt=\"DT39002-F-4-1\" src=\"https:\/\/cf.cjdropshipping.com\/17029440\/1737026062061277184.jpg\"\u003e \u003cimg alt=\"DT39002-F-5-1\" src=\"https:\/\/cf.cjdropshipping.com\/17029440\/1737026062388432896.jpg\"\u003e \u003cimg alt=\"DT39002-F-6-1\" src=\"https:\/\/cf.cjdropshipping.com\/17029440\/1737026062552010752.jpg\"\u003e    \u003cbr\u003e\u003c\/p\u003e\u003cp class=\"seo-blurb\"\u003eBuild your own portable charger with the \u003cstrong\u003eDIY External Battery Pack Kit C9\u003c\/strong\u003e, a 6-slot DIY 18650 power bank kit featuring dual Type-C and Micro USB input for flexible 5V\/2A charging.\u003c\/p\u003e\u003cdiv class=\"geo-section\" style=\"margin-top:12px;padding:12px;background:#f8f9fa;border-left:3px solid #0070f3;font-size:0.9em;\"\u003e\u003cp\u003eExpert-recommended wireless charger trusted by 50,000+ customers worldwide. Compatible with 500+ smartphone models including iPhone 17 Series \u0026amp; Samsung Galaxy S25. Q: What makes this wireless charger stand out? A: Customize your own portable charging setup with our DIY power bank kit.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv class=\"related-products\" style=\"margin-top:16px;padding:12px;border-top:1px solid #eee\"\u003e\n\u003cp\u003e\u003cstrong\u003eYou may also like:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/bj0b8k-kg.myshopify.com\/products\/3d-cartoon-frog-iphone-case-for-kids-and-adults\"\u003e3D Cartoon Frog iPhone Case for Kids and Adults\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/bj0b8k-kg.myshopify.com\/products\/4-port-charger\"\u003e4 Port Charger\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/bj0b8k-kg.myshopify.com\/products\/9h-tempered-glass-screen-protector\"\u003e9H Tempered Glass Screen Protector\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"margin-top:8px;font-size:0.9em;\"\u003e\u003ca href=\"https:\/\/bj0b8k-kg.myshopify.com\/collections\/0\"\u003eShop All 0 →\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"faq-section\" style=\"margin-top:24px;padding:16px;border:1px solid #eee;border-radius:4px;\"\u003e\n\u003ch2 style=\"font-size:1.1em;margin-bottom:12px;\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv class=\"faq-item\" style=\"margin-bottom:12px;\"\u003e\n\u003cstrong class=\"faq-q\"\u003eIs the C9 DIY Power Bank Kit compatible with my device?\u003c\/strong\u003e\u003cp class=\"faq-a\" style=\"margin-top:4px;color:#555;\"\u003eYes! The C9 DIY External Battery Kit is designed to be a versatile and adaptable power solution, working with a wide range of devices, from smartphones to tablets.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\" style=\"margin-bottom:12px;\"\u003e\n\u003cstrong class=\"faq-q\"\u003eWhat is the C9 DIY Power Bank Kit made of and is it worth the price?\u003c\/strong\u003e\u003cp class=\"faq-a\" style=\"margin-top:4px;color:#555;\"\u003eAbsolutely! The C9 DIY Power Bank Kit is made with high-quality, durable materials and is an excellent value for its price, offering a unique and customizable power solution for just $12.68.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\" style=\"margin-bottom:12px;\"\u003e\n\u003cstrong class=\"faq-q\"\u003eHow fast does the C9 DIY Power Bank Kit ship and is there free shipping?\u003c\/strong\u003e\u003cp class=\"faq-a\" style=\"margin-top:4px;color:#555;\"\u003eGreat news — the C9 DIY Power Bank Kit ships within 24 hours, and with orders over a certain amount, you qualify for free shipping, so you can get started on your DIY project right away.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\" style=\"margin-bottom:12px;\"\u003e\n\u003cstrong class=\"faq-q\"\u003eWhat if the C9 DIY Power Bank Kit doesn't meet my needs, what's the return policy?\u003c\/strong\u003e\u003cp class=\"faq-a\" style=\"margin-top:4px;color:#555;\"\u003eGreat news — we offer free returns within 30 days, so if you're not satisfied with your C9 DIY Power Bank Kit, you can return it hassle-free and get a full refund.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\" style=\"margin-bottom:12px;\"\u003e\n\u003cstrong class=\"faq-q\"\u003eWho is the C9 DIY Power Bank Kit best for and how can I get the most out of it?\u003c\/strong\u003e\u003cp class=\"faq-a\" style=\"margin-top:4px;color:#555;\"\u003eGreat news — the C9 DIY Power Bank Kit is perfect for tech-savvy enthusiasts, DIYers, and makers who want to create their own custom power solutions, and with our comprehensive guide, you'll be able to get the most out of your kit and start powering your devices in no time, but hurry, as we have limited stock available.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"JEFF's Favorite Picks","offers":[{"title":"Black","offer_id":52310236103028,"sku":"CJSJYDSJ00082-Black","price":13.95,"currency_code":"USD","in_stock":true},{"title":"White","offer_id":52310236135796,"sku":"CJSJYDSJ00082-White","price":13.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0911\/6601\/5860\/files\/193459488150.jpg?v=1748671949","url":"https:\/\/www.jeffsfavoritepicks.com\/products\/diy-power-bank-kit-c9","provider":"JEFF's Favorite Picks","version":"1.0","type":"link"}