{"product_id":"fogstar-energy-fs4000-21700-battery-4000mah-40a-max","title":"Fogstar Energy FS4000 21700 Battery - 4000mAh, 25A Continuous \/ 40A Max","description":"\u003cp\u003eThe \u003cstrong\u003eFogstar Energy FS4000\u003c\/strong\u003e is a rechargeable, unprotected flat-top 21700 lithium-ion cell combining 4000mAh capacity with a 25A continuous discharge rating and a 40A advertised maximum discharge.\u003c\/p\u003e\u003ch3\u003eProduct details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eModel: FS4000\u003c\/li\u003e\n\u003cli\u003eBattery size: 21700\u003c\/li\u003e\n\u003cli\u003eCapacity: 4000mAh\u003c\/li\u003e\n\u003cli\u003eNominal voltage: 3.6V\u003c\/li\u003e\n\u003cli\u003eMaximum charge voltage: 4.2V\u003c\/li\u003e\n\u003cli\u003eContinuous discharge rating: 25A\u003c\/li\u003e\n\u003cli\u003eAdvertised maximum discharge: 40A\u003c\/li\u003e\n\u003cli\u003eTerminal: Flat top\u003c\/li\u003e\n\u003cli\u003eProtection: Unprotected cell\u003c\/li\u003e\n\u003cli\u003eApproximate size: 21.2mm diameter x 70.1mm\u003c\/li\u003e\n\u003cli\u003eOne battery supplied\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eUse only in equipment designed for an unprotected flat-top 21700 cell and keep the current draw within the continuous rating. Regulated equipment with built-in protection is recommended.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBattery safety:\u003c\/strong\u003e Charge only with a compatible lithium-ion charger and never leave charging unattended. Never carry a loose cell with keys, coins or other metal objects. Inspect the wrap and positive-terminal insulator regularly, stop using a damaged cell, keep away from heat and children, and recycle responsibly.\u003c\/p\u003e","brand":"Fogstar","offers":[{"title":"Default Title","offer_id":52347118027053,"sku":"FOG-FS4000-21700","price":6.89,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0838\/3250\/4621\/files\/4000mAh_591x700_539c1eef-43ef-4b1e-b4f9-db857ea47c47.png?v=1788709638","url":"https:\/\/vapersplace.co.uk\/products\/fogstar-energy-fs4000-21700-battery-4000mah-40a-max","provider":"Vapers Place Shop","version":"1.0","type":"link"}