{"product_id":"high-performance-3-7v-li-ion-rechargeable-battery-for-gadgets","title":"High-Performance 3.7V Li-ion Rechargeable Battery for Gadgets","description":"\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eThe 3.7V Li-ion Rechargeable Battery is a robust powerhouse, specifically designed as a Heavy Duty capacity 18650 battery aimed at high drain devices. Presenting exceptional capacity and value, the Ultrafire 4000mAh 18650 stands out as a high-powered li-ion battery, ideal for high-demand electronics such as tactical LED flashlights. Boasting 3.7 Volts of formidable power and an impressive 4000mAh capacity, this battery ensures your high drain electronics operate longer and more efficiently than many competing power sources. Coupled with its proven manufacturing quality and cost-effective bulk pricing, the Ultrafire 18650 emerges as a top-tier choice in the realm of li-ion power solutions.\u003c\/p\u003e\u003ch4\u003ePCB PROTECTED\u003c\/h4\u003e\u003cp\u003eEvery Ultrafire 18650 is equipped with a specially engineered PCB (printed circuit board), serving as the intelligent core of the battery. This feature meticulously regulates the output and intake of electrical charge, ensuring safety during use and charging. The circuit board is designed to automatically disconnect the battery if the voltage dips below 2.5V or exceeds 4.25V, offering peace of mind as your battery consistently delivers flawless performance, thanks to its PCB protection!\u003c\/p\u003e\u003ch4\u003eSPECIFICATIONS\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003e Battery Terminal Type:\u003c\/strong\u003e Button Top\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCapacity:\u003c\/strong\u003e 4000mAh\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eComposition:\u003c\/strong\u003e Lithium-Ion\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 3.7V\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCut-off Voltage:\u003c\/strong\u003e 2.5B\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInternal Impedance:\u003c\/strong\u003e ≤ 180 Milli-Ohms\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCycle Performance:\u003c\/strong\u003e 90% of initial capacity at 400 cycles\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eType:\u003c\/strong\u003e 18650 Li-ion Rechargeable Battery\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCharge Cycles:\u003c\/strong\u003e 500\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eColor:\u003c\/strong\u003e RED\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e 66.0 mm x 18.0 mm\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 26.5g\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBattery Shelf Life:\u003c\/strong\u003e 3 Years\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBrand:\u003c\/strong\u003e UitraFire\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible with:\u003c\/strong\u003e Perfectly compatible with battery appliances such as Emergency Lighting, Flashlights, Portable Devices, and Power Tools.\u003c\/p\u003e\u003cul\u003e\u003c\/ul\u003e\u003ch4\u003eFEATURES\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eIntroducing the 18650 Lithium-ion Cylindrical Rechargeable Battery\u003c\/li\u003e\n\u003cli\u003eBuilt-in Internal PCB protection expertly prevents both under-voltage (2.5V) and over-voltage (4.25V) scenarios\u003c\/li\u003e\n\u003cli\u003eBoasts a higher energy density compared to other rechargeable batteries on the market\u003c\/li\u003e\n\u003cli\u003eTested to meet International Electrotechnical Commission (IEC) standards, ensuring capacity, quality, and extended lifespan\u003c\/li\u003e\n\u003cli\u003eIdeal for LED flashlights and other high drain devices\u003c\/li\u003e\n\u003cli\u003eEnvironmentally conscious and friendly\u003c\/li\u003e\n\u003cli\u003eGuaranteed 100% Brand New\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCONTENTS\u003c\/h4\u003e\u003cp\u003eIncludes: UltraFire 18650 4000mAh 3.7V Li-ion Rechargeable Single Battery\u003c\/p\u003e","brand":"Heathers Hobby Hut and More","offers":[{"title":"Default Title","offer_id":44005690507327,"sku":"D010275XM4X-Default Title","price":8.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/4843\/4239\/files\/dspic_602a6d2d-f21b-43c1-8278-10898f0d626c.jpg?v=1790628335","url":"https:\/\/www.heathershobbyhutandmore.com\/products\/high-performance-3-7v-li-ion-rechargeable-battery-for-gadgets","provider":"Heather's Hobby Hut  and More ","version":"1.0","type":"link"}