{"product_id":"asus-f442u-a480u-r419u-f442ur-a419-replacement-battery-c21n1638-7-7v-4940mah","title":"ASUS F442U A480U R419U F442UR A419 Replacement Battery C21N1638 | 7.7V 4940mAh","description":"\u003ch2\u003eASUS F442U A480U R419U F442UR A419 Replacement Battery — C21N1638\u003c\/h2\u003e\u003cp\u003eRestore full battery performance to your ASUS laptop with this 100% new replacement battery, built to original specifications.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBattery Type: Li-ion\u003c\/li\u003e\n\u003cli\u003eVoltage: 7.7V\u003c\/li\u003e\n\u003cli\u003eCapacity: 4940mAh\u003c\/li\u003e\n\u003cli\u003eRecharge Cycles: 500+\u003c\/li\u003e\n\u003cli\u003eOperation Time: Approx. 2–4 hours (varies by usage)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePart Numbers\u003c\/h3\u003e\u003cp\u003eC21N1638\u003c\/p\u003e\u003ch3\u003eCompatible Models\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eASUS F442U\u003c\/li\u003e\n\u003cli\u003eASUS A480U\u003c\/li\u003e\n\u003cli\u003eASUS R419U\u003c\/li\u003e\n\u003cli\u003eASUS F442UR\u003c\/li\u003e\n\u003cli\u003eASUS A419\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eTip:\u003c\/strong\u003e Check the bottom label of your laptop to confirm your model before purchasing.\u003c\/p\u003e\u003ch3\u003eWhy Choose This Battery?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e✅ 100% new — never refurbished or reused cells\u003c\/li\u003e\n\u003cli\u003e✅ Built-in protection against overcharge, over-discharge, and short circuit\u003c\/li\u003e\n\u003cli\u003e✅ Plug-and-play replacement\u003c\/li\u003e\n\u003cli\u003e✅ 1-year warranty included\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Liqu-batteries","offers":[{"title":"Default Title","offer_id":52542114496821,"sku":"C21N1638","price":11.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0992\/2238\/9045\/files\/1638.jpg?v=1775544291","url":"https:\/\/liqu-batteries.com\/products\/asus-f442u-a480u-r419u-f442ur-a419-replacement-battery-c21n1638-7-7v-4940mah","provider":"Liqu-batteries","version":"1.0","type":"link"}