{"product_id":"21v-1a-lithium-battery-charger-55-21mm","title":"21V 1A Lithium-Ion Battery Charger | 5.5x2.1mm DC Plug","description":"\u003ch2 data-path-to-node=\"8\"\u003eReliable Power for Your High-Drain Devices\u003c\/h2\u003e\n\u003cp data-path-to-node=\"9\"\u003eWhen you are working on a crucial DIY project or need your power tools ready for the job, a dependable power supply is non-negotiable. Our 21V 1A Lithium Battery Charger is engineered to provide a steady and efficient charge to all compatible 21V lithium-ion devices. Unlike cheap, unbranded chargers that degrade battery health, this adapter ensures a smooth power delivery curve to extend the lifespan of your lithium cells.\u003c\/p\u003e\n\u003cp data-path-to-node=\"9\"\u003e \u003c\/p\u003e\n\u003ch3 data-path-to-node=\"10\"\u003eBuilt for Safety and Battery Longevity\u003c\/h3\u003e\n\u003cp data-path-to-node=\"11\"\u003eLithium-ion batteries require precise charging parameters. This charger outputs exactly 21V, which is the optimal full-charge voltage for a standard 5-cell (5S) 18V\/21V lithium battery pack. \u003cb data-path-to-node=\"11\" data-index-in-node=\"191\"\u003eEquipped with smart IC technology\u003c\/b\u003e, it automatically monitors the charge state, preventing overcharging, short-circuiting, and overheating. This means you can plug in your device and walk away with total peace of mind.\u003c\/p\u003e\n\u003cp data-path-to-node=\"11\"\u003e \u003c\/p\u003e\n\u003ch3 data-path-to-node=\"12\"\u003eUniversal 5.5mm x 2.1mm Compatibility\u003c\/h3\u003e\n\u003cp data-path-to-node=\"13\"\u003eFinding the right connector can be a headache. That is why this charger utilizes the industry-standard \u003cb data-path-to-node=\"13\" data-index-in-node=\"103\"\u003e5.5mm (outer diameter) x 2.1mm (inner diameter) DC barrel jack\u003c\/b\u003e. Whether you are powering custom robotics, replacing a lost drill charger, or working on STEM educational kits, this versatile connector fits a massive range of modern electronics and hardware tools.\u003c\/p\u003e","brand":"Sun Cheong Computer Company Limited","offers":[{"title":"Default Title","offer_id":47621778833559,"sku":"21PA000633","price":85.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0440\/4022\/4919\/files\/21v-1a-lithium-battery-charger-main.jpg?v=1775380454","url":"https:\/\/scccltd.com\/products\/21v-1a-lithium-battery-charger-55-21mm","provider":"Sun Cheong Computer Company Limited","version":"1.0","type":"link"}