{"product_id":"21v-2a-lithium-battery-charger-power-tool-dc-barrel","title":"21V 2.0A Lithium Battery Charger for Power Tools – DC Barrel","description":"\n\u003ch2\u003e21V 2.0A Lithium Battery Charger for Power Tools\u003c\/h2\u003e\n\u003cp\u003eKeep your power tools running at peak performance with this \u003cstrong\u003e21V 2.0A Lithium Battery Charger\u003c\/strong\u003e. Designed for electric wrenches and angle grinders, this compact charger delivers a high 2.0A output for fast, efficient charging of compatible lithium battery packs. With a universal wide-voltage input and a reliable DC barrel connector, it's the dependable charging solution for any workshop or job site.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Current 2.0A Output:\u003c\/strong\u003e Charges compatible 21V lithium power tool batteries quickly and efficiently, minimizing downtime between uses.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-In Charging Indicator:\u003c\/strong\u003e Integrated LED indicator lets you monitor charging status at a glance — no guesswork needed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSecure DC Barrel Connector:\u003c\/strong\u003e Provides a stable, reliable connection to compatible electric wrench and angle grinder battery packs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Voltage Input (AC 100–240V, 50\/60Hz):\u003c\/strong\u003e Compatible with power supplies worldwide, making it versatile for home and workshop use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Plastic Housing:\u003c\/strong\u003e Sturdy black plastic construction protects internal components during everyday workshop use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUS Plug:\u003c\/strong\u003e Ready to use straight out of the box with standard US wall outlets.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAC 100–240V, 50\/60Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDC 21V, 2.0A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnector Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDC Barrel\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlug Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUS Plug\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePlastic\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLithium batteries for electric wrenches \u0026amp; angle grinders\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland 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× 21V 2.0A Lithium Battery Charger\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLooking for more tools and accessories for your workshop? Check out these related items:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-10g-high-grade-silicon-grease-lubricant-o-lubrication-good-odorless-smoothness-for-o-rings-tube-silicone-grease-lubricant\"\u003e1PC 10g High Grade Silicone Grease Lubricant for O-Rings\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/3pcs-silicone-sealant-scraper-set-multi-functional-caulking-nozzle-tools-for-tile-floor-joints-grout-finishing-and-renovation\"\u003e3PCS Silicone Sealant Scraper Set – Multi-Functional Caulking Tools\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-large-capacity-battery-storage-organizer-box-batteries-not-included-vintage-beer-crate-appearance-holds-30-aaa-batteries\"\u003e1PC Large Capacity Battery Storage Organizer Box\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What power tools is this 21V lithium battery charger compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This charger is designed for 21V lithium battery packs used with electric wrenches and angle grinders that accept a DC barrel connector input at 21V 2.0A. Always verify your battery pack's voltage and connector type before use.\u003c\/p\u003e\n\u003ch4\u003eQ: Can I use this charger outside the US?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The wide-voltage input (AC 100–240V, 50\/60Hz) makes this charger compatible with power grids worldwide. Note that it comes with a US plug, so you may need a plug adapter for use in other countries.\u003c\/p\u003e\n\u003ch4\u003eQ: How do I know when my battery is fully charged?\u003c\/h4\u003e\n\u003cp\u003eA: The integrated charging indicator light changes status to let you know when charging is in progress and when your lithium battery pack is fully charged, so you can always keep track at a glance.\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\": \"What power tools is this 21V lithium battery charger compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This charger is designed for 21V lithium battery packs used with electric wrenches and angle grinders that accept a DC barrel connector input at 21V 2.0A. Always verify your battery pack's voltage and connector type before use.\"}}, {\"@type\": \"Question\", \"name\": \"Can I use this charger outside the US?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The wide-voltage input (AC 100–240V, 50\/60Hz) makes this charger compatible with power grids worldwide. 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