{"product_id":"doublepow-18650-battery-3-7v-3000mah-li-ion-rechargeable","title":"Doublepow 18650 Battery 3.7V 3000mAh Flat Top\/Button Top Li-ion Rechargeable Cells for Flashlights, Headlamps, Fans, Cameras \u0026 Toys (1-10 Pcs)","description":"\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThe Doublepow 18650 is a rechargeable lithium-ion battery designed for flashlights, headlamps, fans, cameras, toys, and other small electronics, featuring a nominal voltage of 3.7V and a true 3000mAh capacity. Built with A-grade cells and certified under China 3C compulsory product certification, it delivers stable high-current output with low internal resistance, supports fast charging, and provides reliable power for a wide range of daily devices. Available in flat top and button top configurations, with 1, 2, 4, 6, 8, and 10 pack options to meet replacement, backup, and bulk use needs.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e3000mAh True Capacity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Genuine capacity with no false ratings, meeting the daily power needs of flashlights, fans, and similar devices.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e3C Certified:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Passed China compulsory product certification for safety assurance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eA-Grade Cells:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Reliable quality, good consistency, and stable performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eHigh Current Output + Low Resistance:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Minimal voltage sag and heat generation, maximizing energy conversion efficiency.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFast Charging Support:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Supports fast charging, reducing charging wait times.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eTwo Configuration Options:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Flat top and button top for different battery compartment designs.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMultiple Pack Options:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Available in 1, 2, 4, 6, 8, and 10 packs, ideal for replacement, backup, and bulk use.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/2500px_59d86f82-d6da-4d9e-bc21-37d9acae8420.jpg?v=1790122477\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eParameters\u003c\/span\u003e\u003c\/h3\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within ds-scroll-area--enabled _1210dd7 c03cafe9\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eParameter\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eDoublepow\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e18650\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eBattery Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eLi-ion Rechargeable\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eSize\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e18650 (approx. 18mm diameter x 65mm height)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNominal Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e3000mAh\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNominal Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e3.7V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eBattery Dimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e18 x 65mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApprox. 47.2g\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eFeatures\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eHigh current, low resistance, fast charging\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eCertification\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eChina 3C Certified\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eVersion\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eFlat Top \/ Button Top\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003ePack Quantity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e1, 2, 4, 6, 8, 10 Pcs\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFlashlights and portable lighting:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Suitable for compact flashlights and headlamps.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eHeadlamps:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Reliable power for outdoor and camping headlamps.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ePortable fans:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Long runtime for handheld and mini fans.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCameras:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Stable power for digital cameras and photography equipment.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eToys:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Suitable for RC toys and electronic toy devices.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eOther small electronics:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Various devices requiring 18650 batteries.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eFAQ\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ1: What is the capacity of this battery?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: The nominal capacity is 3000mAh with a nominal voltage of 3.7V.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ2: What does A-grade cell mean?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: A-grade cells refer to higher-quality cells with better consistency, more stable performance, and longer service life.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ3: What are the differences between flat top and button top? Which should I choose?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: Flat top has a flat terminal, suitable for spot-welding assembly or compact battery compartments. Button top has a protruding contact, fitting spring-loaded devices with more reliable contact. Choose based on your device's battery compartment design.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ4: Does this battery have a protection circuit?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: No. This is an unprotected bare cell. Ensure your device has over-discharge protection, or take care not to over-discharge.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ5: Does this battery support fast charging?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: Yes. With low internal resistance, it supports fast charging. Refer to your device or charger specifications for the appropriate charging current.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ6: Can I charge it with a standard Li-ion charger?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: Yes. Use a charger that supports 18650 Li-ion batteries, with a charge cut-off voltage of 4.2V.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ7: How many batteries come in one pack?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: This product is available in 1, 2, 4, 6, 8, and 10 pack options. Please select your desired quantity from the dropdown menu before adding to cart.\u003c\/span\u003e\u003c\/p\u003e","brand":"DOUBLEPOW","offers":[{"title":"Flat Top \/ 1Pc","offer_id":51852416188662,"sku":"Oneandes675","price":5.98,"currency_code":"USD","in_stock":true},{"title":"Flat Top \/ 2Pcs","offer_id":51852416221430,"sku":"Oneandes677","price":10.98,"currency_code":"USD","in_stock":true},{"title":"Flat Top \/ 4Pcs","offer_id":51852416254198,"sku":"Oneandes679","price":20.98,"currency_code":"USD","in_stock":true},{"title":"Flat Top \/ 6Pcs","offer_id":51852416286966,"sku":"Oneandes681","price":30.98,"currency_code":"USD","in_stock":true},{"title":"Flat Top \/ 8Pcs","offer_id":51852416319734,"sku":"Oneandes683","price":40.98,"currency_code":"USD","in_stock":true},{"title":"Flat Top \/ 10Pcs","offer_id":51852416352502,"sku":"Oneandes685","price":50.98,"currency_code":"USD","in_stock":true},{"title":"Button Top \/ 1Pc","offer_id":51852416385270,"sku":"Oneandes676","price":5.98,"currency_code":"USD","in_stock":true},{"title":"Button Top \/ 2Pcs","offer_id":51852416418038,"sku":"Oneandes678","price":10.98,"currency_code":"USD","in_stock":true},{"title":"Button Top \/ 4Pcs","offer_id":51852416450806,"sku":"Oneandes680","price":20.98,"currency_code":"USD","in_stock":true},{"title":"Button Top \/ 6Pcs","offer_id":51852416483574,"sku":"Oneandes682","price":30.98,"currency_code":"USD","in_stock":true},{"title":"Button Top \/ 8Pcs","offer_id":51852416516342,"sku":"Oneandes684","price":40.98,"currency_code":"USD","in_stock":true},{"title":"Button Top \/ 10Pcs","offer_id":51852416549110,"sku":"Oneandes686","price":50.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/doublepow-18650-battery-3.7v-3000mah-flat-top-li-ion-rechargeable.webp?v=1791966793","url":"https:\/\/oneandes.com\/products\/doublepow-18650-battery-3-7v-3000mah-li-ion-rechargeable","provider":"OneAndes","version":"1.0","type":"link"}