{"product_id":"universal-18650-2-slot-li-ion-battery-charger-smart-fast-charge","title":"Universal 18650 2-Slot Li-ion Battery Charger | Smart Fast Charge","description":"\n\u003ch2\u003eAlasicka Universal 18650 Li-ion Battery Charger — 2-Slot Smart Charging\u003c\/h2\u003e\n\u003cp\u003eKeep all your rechargeable lithium batteries topped up and ready to go with the \u003cstrong\u003eAlasicka 2-Slot Universal Li-ion Battery Charger\u003c\/strong\u003e. Designed for a wide range of cylindrical lithium batteries, this compact and intelligent charger automatically detects battery status and delivers a safe, efficient charge every time — making it the perfect everyday charging companion at home or on the road.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Supports 16340, 16650, 17650, 18350, 18490, 18500, 18650, 20700, 21700, 26650, and more rechargeable lithium-ion battery formats.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSmart Intelligent Charging:\u003c\/strong\u003e Built-in intelligent recognition automatically detects battery charging status and adjusts accordingly for optimal performance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOvercharge \u0026amp; Short Circuit Protection:\u003c\/strong\u003e Integrated smart protection board guards against overcharging and short circuits, keeping your batteries and devices safe.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCyclic Charging:\u003c\/strong\u003e Supports cyclic charging to help maintain battery longevity over repeated charge cycles.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClear LED Indicator:\u003c\/strong\u003e Red light indicates active charging; green light confirms a full charge — no guesswork required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUSB-Powered Input:\u003c\/strong\u003e Operates on a standard DC 5V\/1A input via USB — convenient for use with power banks, wall adapters, or laptop USB ports.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Travel-Friendly:\u003c\/strong\u003e Slim, lightweight design (102 × 47 × 27.5 mm) slips easily into a bag or carry-on for charging on the go.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCE Certified:\u003c\/strong\u003e Meets CE certification standards for added peace of mind.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Fire-resistant housing with excellent heat dissipation and high-temperature resistance for long-lasting, reliable use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eInput\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eDC 5V \/ 1A (USB)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eOutput\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e4.2V \/ 500mA\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eSlots\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e2\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eIndicator\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eRed = Charging, Green = Fully Charged\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eCompatible Battery Types\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e16340, 16650, 17650, 18350, 18490, 18500, 18650, 20700, 21700, 26650 \u0026amp; more\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e102 × 47 × 27.5 mm\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eCE\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eMade in China\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 × Universal 2-Slot Li-ion Battery Charger\u003c\/li\u003e\n  \u003cli\u003e1 × USB Cable\u003c\/li\u003e\n  \u003cli\u003e\u003cem\u003eNote: Batteries are NOT included.\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eYou Might Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10cm-wireless-led-motion-sensor-night-light-type-c-rechargeable-cabinet-wardrobe-lamp-for-staircase-backlight-kitchen-lighting\"\u003e10CM Wireless LED Motion Sensor Night Light – Type-C Rechargeable Cabinet Lamp\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-compressible-inflatable-neck-pillow-portable-travel-cervical-support-pillow-inflatable-air-neck-rest-for-plane-naps\"\u003ePortable Inflatable Travel Neck Pillow – Cervical Support for Plane \u0026amp; Naps\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: Which battery sizes is this 18650 charger compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This universal li-ion battery charger is compatible with a wide range of cylindrical rechargeable lithium batteries, including 16340, 16650, 17650, 18350, 18490, 18500, 18650, 20700, 21700, and 26650 sizes, among others. It's one of the most versatile 2-slot chargers available.\u003c\/p\u003e\n\u003ch4\u003eQ: How do I know when my batteries are fully charged?\u003c\/h4\u003e\n\u003cp\u003eA: The charger features a simple LED indicator system — a \u003cstrong\u003ered light\u003c\/strong\u003e shows that charging is actively in progress, and the light switches to \u003cstrong\u003egreen\u003c\/strong\u003e once the battery is fully charged. No display screen is needed; it's that straightforward.\u003c\/p\u003e\n\u003ch4\u003eQ: Can I charge two batteries at the same time independently?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The 2-slot design allows you to charge two batteries simultaneously. Each slot operates independently with intelligent recognition, so batteries at different charge levels can both be charged safely and efficiently at the same time.\u003c\/p\u003e\n\u003ch4\u003eQ: What power source do I need to use this charger?\u003c\/h4\u003e\n\u003cp\u003eA: The charger accepts a standard DC 5V\/1A input via USB, making it compatible with most USB wall adapters, power banks, and laptop USB ports — ideal for home use and travel alike.\u003c\/p\u003e\n\u003ch4\u003eQ: Does this charger have built-in safety protections?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The Alasicka charger features a built-in intelligent core protection board with overcharge protection, short circuit protection, reverse polarity protection, and a fire-resistant housing with excellent heat dissipation — ensuring safe charging every time.\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\": \"Which battery sizes is this 18650 charger compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This universal li-ion battery charger is compatible with a wide range of cylindrical rechargeable lithium batteries, including 16340, 16650, 17650, 18350, 18490, 18500, 18650, 20700, 21700, and 26650 sizes, among others. 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The Alasicka charger features a built-in intelligent core protection board with overcharge protection, short circuit protection, reverse polarity protection, and a fire-resistant housing with excellent heat dissipation — ensuring safe charging every time.\"}}]}\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:\/\/pg0se5-51.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/pg0se5-51.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Universal 18650 2-Slot Li-ion Battery Charger | Smart Fast Charge\", \"item\": \"https:\/\/pg0se5-51.myshopify.com\/products\/universal-18650-2-slot-li-ion-battery-charger-smart-fast-charge\"}]}\u003c\/script\u003e","brand":"Babs","offers":[{"title":"black","offer_id":53143122706572,"sku":"14:193","price":14.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/2862\/6316\/files\/S7fcbb935dc534b29afcae71ea2c3eab4Y.webp?v=1787159721","url":"https:\/\/babcustomersupport.com\/products\/universal-18650-2-slot-li-ion-battery-charger-smart-fast-charge","provider":"Babs","version":"1.0","type":"link"}