{"product_id":"21v-lithium-battery-charger-for-18v-electric-drill-eu-us-plug","title":"21V Lithium Battery Charger for 18V Electric Drill | EU\/US Plug","description":"\u003ch2\u003e21V Intelligent Lithium Battery Charger for 18V Electric Drills\u003c\/h2\u003e\n\u003cp\u003eKeep your cordless power tools ready for action with this smart 21V Lithium Battery Charger. Designed specifically for 18V lithium-ion battery packs commonly used in electric drills and power tools, this compact 1A intelligent charger delivers a safe, reliable charge every time. Compatible with both EU and US plug configurations, it's a versatile charging solution for workshops, job sites, and home garages alike.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntelligent Charging Circuit\u003c\/strong\u003e – Automatically monitors charge levels and adjusts current to protect your battery from overcharging and overheating\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e21V Output \/ 1A Charging Current\u003c\/strong\u003e – Optimized for standard 18V lithium-ion battery packs used in cordless drills and power tools\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Plug Compatibility\u003c\/strong\u003e – Includes both EU and US plug options so you can use it at home or abroad\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Lightweight Design\u003c\/strong\u003e – Easy to store in your toolbox or take on the go\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSafe \u0026amp; Reliable\u003c\/strong\u003e – Built-in protection against short circuits, over-voltage, and over-current for worry-free charging\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal Power Adapter\u003c\/strong\u003e – Functions as a dependable transformer\/power adapter for compatible lithium battery systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Voltage:\u003c\/strong\u003e 21V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCharging Current:\u003c\/strong\u003e 1A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Battery:\u003c\/strong\u003e 18V Lithium-Ion Battery Packs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePlug Type:\u003c\/strong\u003e EU \/ US\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntelligent Charge:\u003c\/strong\u003e Yes\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuick Charge:\u003c\/strong\u003e No\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDisplay Screen:\u003c\/strong\u003e No\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × 21V 1A Lithium Battery Charger (EU\/US Plug)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge 0-10\/0-12\/0-25 Bar | DIY Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/electromagnetic-induction-tester-coil-motherboard-fault-detector\"\u003eElectromagnetic Induction Tester – Coil \u0026amp; Circuit Fault Detector\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/360-bicycle-chain-cleaner-tool-gear-cleaning-kit\"\u003e360° Bicycle Chain Cleaner Tool | Bike Gear Cleaning Kit\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What type of batteries is this 21V lithium charger compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This charger is designed for 18V lithium-ion battery packs commonly found in cordless electric drills and similar power tools. The 21V output voltage is the standard full-charge voltage for 18V Li-ion battery systems.\u003c\/p\u003e\n\u003ch4\u003eQ: Does this charger work with both EU and US power outlets?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! This intelligent power adapter comes with both EU and US plug options, making it suitable for use in North America, Europe, and other regions that use either plug standard.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this charger safe to leave connected once the battery is fully charged?\u003c\/h4\u003e\n\u003cp\u003eA: The intelligent charging circuit is designed to monitor battery status and includes built-in protection against over-voltage and over-current, helping to keep your battery safe during the charging process. Always follow general best practices for lithium-ion battery care.\u003c\/p\u003e\n\u003ch4\u003eQ: How long does it take to fully charge an 18V lithium battery with this charger?\u003c\/h4\u003e\n\u003cp\u003eA: Charging time depends on the capacity of your battery pack (measured in Ah). At 1A charging current, a 1.5Ah battery will take approximately 1.5 hours, a 2Ah battery about 2 hours, and so on. Note that this charger does not support quick charging.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What type of batteries is this 21V lithium charger compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This charger is designed for 18V lithium-ion battery packs commonly found in cordless electric drills and similar power tools. The 21V output voltage is the standard full-charge voltage for 18V Li-ion battery systems.\"}}, {\"@type\": \"Question\", \"name\": \"Does this charger work with both EU and US power outlets?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! This intelligent power adapter comes with both EU and US plug options, making it suitable for use in North America, Europe, and other regions that use either plug standard.\"}}, {\"@type\": \"Question\", \"name\": \"Is this charger safe to leave connected once the battery is fully charged?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The intelligent charging circuit is designed to monitor battery status and includes built-in protection against over-voltage and over-current, helping to keep your battery safe during the charging process. 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