{"product_id":"efest-21700-6000mah-battery","title":"Efest 21700 6000mAh 10A Lithium Batter","description":"\u003cp\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003eThe \u003cstrong\u003eEfest 21700 6000mAh\u003c\/strong\u003e battery is a powerful lithium-ion rechargeable cell built for long-lasting performance. With an impressive \u003cstrong\u003e6000mAh capacity\u003c\/strong\u003e and a \u003cstrong\u003e10A max continuous discharge rate\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003e ~section 2~\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv id=\"shopify-section-template--18362440548409__main\" class=\"shopify-section\"\u003e\n\u003csection data-section-id=\"template--18362440548409__main\" data-section-type=\"product\" data-section-settings='{\n  \"showShippingEstimator\": false,\n  \"galleryTransitionEffect\": \"fade\",\n  \"enableImageZoom\": true,\n  \"zoomEffect\": \"outside\",\n  \"enableVideoLooping\": false,\n  \"productOptions\": [\"Title\"],\n  \"infoOverflowScroll\": true,\n  \"isQuickView\": false\n}'\u003e\n\u003cdiv class=\"container container--flush\"\u003e\n\u003cdiv class=\"product-block-list product-block-list--small\"\u003e\n\u003cdiv class=\"product-block-list__wrapper\"\u003e\n\u003cdiv class=\"product-block-list__item product-block-list__item--description\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cdiv class=\"card__section\"\u003e\n\u003cdiv class=\"rte text--pull\"\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003ethis unprotected flat-top battery is ideal for low-to-moderate-drain devices that require high capacity and consistent output. Whether you're powering flashlights, battery packs, or other compatible electronics, the Efest 21700 delivers dependable energy with each charge.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003eKey Features:\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli style=\"color: rgb(77, 0, 0);\"\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003e\u003cstrong\u003eMassive 6000mAh Capacity:\u003c\/strong\u003e Provides extended runtime, reducing the frequency of recharges in high-capacity devices.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: rgb(77, 0, 0);\"\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003e\u003cstrong\u003e10A Continuous Discharge:\u003c\/strong\u003e Supports stable output for medium-drain applications that need consistent performance.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: rgb(77, 0, 0);\"\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003e\u003cstrong\u003eFlat-Top Design:\u003c\/strong\u003e Offers greater compatibility with a wide range of 21700-compatible devices and packs.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: rgb(77, 0, 0);\"\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003e\u003cstrong\u003eRechargeable \u0026amp; Cost-Efficient:\u003c\/strong\u003e Designed for repeated use, helping reduce waste and save on long-term energy costs.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: rgb(77, 0, 0);\"\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003e\u003cstrong\u003eRugged and Reliable:\u003c\/strong\u003e Built to industry standards with a durable form factor—measuring 21.5mm x 70.9mm and weighing 74g.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003e\u003cb\u003eSPECIFICATIONS\u003c\/b\u003e\u003c\/span\u003e\n\u003cdiv class=\"table-wrapper\"\u003e\n\u003cdiv class=\"table-wrapper\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003eManufacturer:\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003eEfest\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003eSize:\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003e21700\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003ePositive Terminal:\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003eFlat Top\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003eNominal Capacity:\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003e6,000mAh\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003eNominal Voltage:\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003e3.7V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003eFull Charge Voltage:\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003e4.2V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003eContinuous Discharge Rating (max):\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003e10A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003eProtected:\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003eNO\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003eRechargeable:\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003eYes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003eApprox. Dimensions:\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003e70.9mm x 21.5mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003eApprox. Weight:\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003e74g\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003eCountry of Origin:\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003eChina\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"shopify-section-template--18362440548409__custom_html_3JHpXi\" class=\"shopify-section\"\u003e\n\u003csection class=\"section\" data-section-id=\"template--18362440548409__custom_html_3JHpXi\" data-section-type=\"html\"\u003e\n\u003cdiv class=\"container\"\u003e\n\u003cdiv class=\"html rte\"\u003e\n\u003cdiv class=\"product-warnings\"\u003e\n\u003ch3\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003e⚠ Important Safety Warnings\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003eImproper handling or misuse of this lithium-ion battery can result in \u003cstrong\u003eFIRE, EXPLOSION\u003c\/strong\u003e, or \u003cstrong\u003eTHERMAL RUNAWAY\u003c\/strong\u003e, causing personal injury, property damage, or death. Users must read and follow all safety guidelines before purchase and use. \u003ca href=\"https:\/\/imrbatteries.com\/pages\/lithium-ion-battery-safety-warnings\" style=\"color: rgb(77, 0, 0);\" target=\"_blank\"\u003eClick here\u003c\/a\u003e to review the full safety guidelines.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003e\u003cstrong\u003eCritical Warning:\u003c\/strong\u003e Never carry loose batteries in your pocket, purse, or bag. Loose batteries can come into contact with metal objects like keys or coins, causing a short circuit, which may result in severe burns, fire, or explosion. Always store or transport batteries in a protective case or box.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003e\u003cstrong\u003eIntended Use:\u003c\/strong\u003e This battery is designed for integration into \u003cstrong\u003eprotected battery packs\u003c\/strong\u003e with a \u003cstrong\u003eBattery Management System (BMS)\u003c\/strong\u003e or \u003cstrong\u003eProtection Circuit Board (PCB)\u003c\/strong\u003e. It is not intended for standalone use or use in devices such as e-cigarettes or vaporizers.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(77, 0, 0);\"\u003e\u003cstrong\u003eWhat is Thermal Runaway?\u003c\/strong\u003e\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003eA dangerous chain reaction where heat generated by a failing battery causes it to overheat further, potentially leading to fire or explosion.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003e\u003cstrong\u003eCauses:\u003c\/strong\u003e Overcharging, short circuits, physical damage, or exposure to high temperatures.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003e\u003cstrong\u003ePrevention:\u003c\/strong\u003e Use a smart charger, avoid physical damage, and store batteries in a cool, dry place.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003e\u003cstrong\u003eStorage \u0026amp; Transport:\u003c\/strong\u003e Always store batteries in protective cases or boxes to prevent accidental contact with metal objects. Never store loose batteries in pockets, purses, bags, or near conductive materials.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003e\u003cstrong\u003eInspection:\u003c\/strong\u003e Do not use if the \u003cstrong\u003ePVC wrapper\u003c\/strong\u003e, \u003cstrong\u003eterminal insulator\u003c\/strong\u003e, or \u003cstrong\u003ecasing\u003c\/strong\u003e is damaged, dented, leaking, or bulging. These are signs of internal damage or instability, and continued use could result in failure, fire, or explosion.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003e\u003cstrong\u003eCharging:\u003c\/strong\u003e Use a \u003cstrong\u003esmart charger\u003c\/strong\u003e designed specifically for lithium-ion batteries and ensure that the charger's voltage matches the battery's specifications. Never overcharge, over-discharge, or leave unattended while charging.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003e\u003cstrong\u003eProhibited Activities:\u003c\/strong\u003e Do not short circuit, modify, puncture, crush, expose to liquids, or solder directly onto the battery (\u003cstrong\u003espot weld only\u003c\/strong\u003e).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003e\u003cstrong\u003eEmergency Response:\u003c\/strong\u003e If the battery shows signs of \u003cstrong\u003ethermal runaway\u003c\/strong\u003e (e.g., smoke, swelling, or heat), immediately stop use and move it to a non-flammable surface (e.g., concrete or sand). For fires, use a \u003cstrong\u003eClass D fire extinguisher\u003c\/strong\u003e or sand—\u003cstrong\u003enever use water\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003eDisclaimer\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003eIMR Batteries is not responsible for any damages, injuries, or claims arising from improper use, handling, or failure to follow these safety guidelines. Lithium-ion batteries require strict adherence to all safety protocols.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003eIt is the reseller's responsibility to ensure all product warnings and safety guidelines are effectively communicated to their customers. Some cells are sold in bulk packaging and are not individually packaged. Resellers must provide appropriate packaging for each individual cell sold and must not distribute cells loose, unprotected, or without a proper storage box or case.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(77, 0, 0);\"\u003eProduct compatibility is the sole responsibility of the customer. IMR Batteries does not guarantee compatibility with any specific device or application. We are not responsible for the design, assembly, performance, or safety of any battery pack constructed using our cells. It is the customer’s responsibility to ensure proper cell matching, protection circuitry, configuration, and safe construction practices. Users and resellers assume full responsibility for the safe handling, usage, and distribution of this product.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Efest","offers":[{"title":"Default Title","offer_id":42505327214681,"sku":null,"price":13.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0217\/9815\/8436\/files\/Efest-21700-6000mAh-10A-Lithium-Batter-FrenzyFog-Beirut-Lebanon.webp?v=1752665718","url":"https:\/\/parcelvapeshop.com\/products\/efest-21700-6000mah-battery","provider":"Parcel Vape Shop","version":"1.0","type":"link"}