{"product_id":"12v-18400mah-heated-jacket-battery-pack-long-run-power","title":"12V 18400mAh Heated Jacket Battery Pack - Long Run Power","description":"\u003cp\u003eIn this review the GOTOBI 12V 18400mAh heated jacket battery pack is evaluated as a portable power solution for owners of USB 5V and 12V heated apparel. The bottom line: it is best for outdoor users who need long runtime and cross-device charging because its large 18400mAh capacity and LED display provide extended warmth and clear power status. The battery's fast-charge capability and included adapter cables aim to simplify use with several popular heated jacket brands while keeping the unit light enough to carry for day trips.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLarge capacity:\u003c\/strong\u003e The 18400mAh cell delivers up to 10 hours of continuous warmth with compatible USB 5V\/12V heated apparel, reducing the need to swap batteries mid-activity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast charge:\u003c\/strong\u003e Supports rapid charging of phones and itself with up to 18W output for mobile devices and recommends 5V\/3A or 9V\/2A wall chargers to fully recharge in about 6 hours.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal compatibility:\u003c\/strong\u003e Works with many 12V DC heated jackets using included 4.0mm to 3.5mm and 4.0mm to 3.8mm changeover cables and also powers USB heated apparel via its USB and Type-C ports.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight portability:\u003c\/strong\u003e At roughly 9.8oz the battery offers higher capacity while remaining smaller and lighter than many alternatives for easier carry in pockets or jacket pouches.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety certifications:\u003c\/strong\u003e UL, FCC, RoHS, and CE certifications plus built-in overcharge and overload protection help ensure safer operation and longer battery life.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis battery pack suits outdoor enthusiasts who use heated coats for hiking, hunting, camping, or commuting in cold weather and value longer run times and the ability to also charge phones. It is useful to anyone who owns heated apparel with 4.0mm, 3.8mm, or 3.5mm DC plugs or USB heated garments and wants an LED display to monitor remaining charge.\u003c\/p\u003e\n\u003cp\u003eThose who should look elsewhere include users who need a DC 7.4V output, since this pack does not provide that voltage, and people who require an even smaller form factor for ultralight travel where every gram matters.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh 18400mAh capacity provides extended warmth and multiple phone charges.\u003c\/li\u003e\n\u003cli\u003eFast charging and Type-C port add convenience for mobile devices as well as heated apparel.\u003c\/li\u003e\n\u003cli\u003eIncluded changeover cables expand compatibility across many heated jacket brands.\u003c\/li\u003e\n\u003cli\u003eCertified safety features and LED display offer reassurance during use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSome customers report mixed battery life versus expectations, so real-world runtime may vary with temperature and heating settings.\u003c\/li\u003e\n\u003cli\u003eAdapter plug fit can be sensitive for certain jackets, so expect to check connectors before relying on it for critical use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity\u003c\/td\u003e\n\u003ctd\u003e18400mAh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput voltages\u003c\/td\u003e\n\u003ctd\u003eUSB 5V and DC 12V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFast charge power\u003c\/td\u003e\n\u003ctd\u003eUp to 18W for mobile devices\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eAbout 9.8oz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded cables\u003c\/td\u003e\n\u003ctd\u003eType-C cable, 4.0mm-3.5mm and 4.0mm-3.8mm changeover cables\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety\u003c\/td\u003e\n\u003ctd\u003eUL, FCC, RoHS, CE certified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe GOTOBI 18400mAh heated jacket battery pack is a practical, value-oriented choice for anyone needing extended heating runtime and the flexibility to charge phones. It balances high capacity, fast-charge convenience, and broad compatibility while remaining light enough for regular outdoor use, making it a sensible buy for most heated apparel owners who do not require a DC 7.4V output.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow long will this battery keep my heated jacket warm?\u003c\/strong\u003e\u003cbr\u003eThe pack can provide up to about 10 hours of continuous warmth with compatible USB 5V\/12V heated apparel, though actual time depends on heat setting and ambient temperature.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I charge my phone from this battery?\u003c\/strong\u003e\u003cbr\u003eYes, the battery has USB and Type-C outputs and can fast charge phones up to around 18W, allowing multiple charges for most modern smartphones.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it work with my heated jacket brand?\u003c\/strong\u003e\u003cbr\u003eIt is compatible with many brands including those using 4.0mm, 3.8mm, or 3.5mm DC plugs; the package includes changeover cables but it does not provide a DC 7.4V output.\u003c\/p\u003e","brand":"GOTOBI","offers":[{"title":"Default Title","offer_id":48251688485083,"sku":"B0DD3X9C54","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/6196AICwrXL._AC_SL1500.jpg?v=1770920106","url":"https:\/\/gearmusthave.com\/products\/12v-18400mah-heated-jacket-battery-pack-long-run-power","provider":"GearMustHave","version":"1.0","type":"link"}