{"product_id":"gooloo-gt4000s-jump-starter-4000a-fast-100w-charging","title":"GOOLOO GT4000S Jump Starter 4000A - Fast 100W Charging","description":"\u003cp\u003eIn this review of the GOOLOO GT4000S jump starter, the bottom line is simple: this compact unit is for drivers who want a reliable, high-capacity portable starter and a fast-charging power bank in one. The standout reason to buy is the combination of a true 4000A peak cranking capability and a 100W fast-charge ecosystem that can fully recharge the unit in about 1.2 hours and even give a five-minute top-up sufficient to start a car. For anyone who needs frequent jumpstarts or wants laptop-level Type-C power on the road, the GT4000S delivers practical power without bulky gear.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e100W Fast Charging:\u003c\/strong\u003e The included 100W car charger can refill the jump starter from 0% to 100% in roughly 1.2 hours so the unit spends less time offline.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Cranking Power:\u003c\/strong\u003e 4000A peak output is sized to start most 12V vehicles, including engines up to 12.0L gasoline or 10.0L diesel, making it useful for trucks and boats.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiport Battery Bank:\u003c\/strong\u003e Three USB ports plus a Type-C port provide up to 100W to charge laptops and mobile devices at near-original adapter speeds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInformative LED Screen:\u003c\/strong\u003e The 3.2-in LED display shows status clearly so users know when to attempt a jump and can monitor remaining charge.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-In Protections:\u003c\/strong\u003e Ten protection technologies reduce risk of sparks or misoperation, improving safety during jumpstarts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccessory Ready:\u003c\/strong\u003e A 15V\/10A DC output and a 400-lumen flashlight with SOS, spotlight and strobe modes make the unit more versatile for roadside use.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThe GOOLOO GT4000S is aimed at drivers of larger vehicles and owners of trucks, RVs, boats or diesel pickups who need a powerful portable starter and fast recharge times. It also suits field technicians and travelers who appreciate a 100W Type-C port that can power a laptop and other devices without carrying a separate adapter.\u003c\/p\u003e\u003cp\u003eIt may be less compelling for occasional city drivers who rarely face dead batteries and prefer an ultra-low-cost emergency kit; those buyers might choose a simpler, lower-capacity pack that fits a tighter budget.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHigh 4000A peak current can start large gasoline and diesel engines quickly.\u003c\/li\u003e\n\u003cli\u003e100W charging and Type-C output let the unit double as a fast power bank for laptops.\u003c\/li\u003e\n\u003cli\u003eLong standby life and multiple safety protections reduce maintenance and risk.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eSome customers report mixed experiences with charge speed depending on charger used, so real-world recharge time can vary.\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak Cranking Power\u003c\/td\u003e\n\u003ctd\u003e4000A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported Engines\u003c\/td\u003e\n\u003ctd\u003eUp to 12.0L gasoline, 10.0L diesel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFast Charge Input\u003c\/td\u003e\n\u003ctd\u003e100W car charger included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType-C Output\u003c\/td\u003e\n\u003ctd\u003eUp to 100W for laptops\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExtra Outputs\u003c\/td\u003e\n\u003ctd\u003eThree USB ports and 15V\/10A DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlashlight\u003c\/td\u003e\n\u003ctd\u003e400 lumens with SOS, spotlight, strobe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandby Time\u003c\/td\u003e\n\u003ctd\u003eUp to 24 months\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe GOOLOO GT4000S is a strong choice for drivers who need dependable jump-start power combined with laptop-capable fast charging and a compact footprint. Its fast 100W recharge, clear LED status display and broad compatibility with larger engines make it good value for frequent road users and tradespeople, though occasional drivers seeking the cheapest emergency option may prefer a simpler unit.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eHow quickly will this jump starter recharge?\u003c\/strong\u003e\u003cbr\u003eThe included 100W car charger can bring the unit from 0% to 100% in about 1.2 hours; charge times may vary with other chargers.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan it charge a laptop?\u003c\/strong\u003e\u003cbr\u003eYes, the Type-C port supports up to 100W output suitable for MacBook and many other laptops.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow many jumpstarts per full charge?\u003c\/strong\u003e\u003cbr\u003eA single full charge can provide around 60 jumpstarts under typical conditions.\u003c\/p\u003e","brand":"GOOLOO","offers":[{"title":"Default Title","offer_id":46484539244763,"sku":"B09M9HQG73","price":189.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/612JAVJbmhL._AC_SL1500_06470e0c-a4b6-4d10-9e2a-d1073b0e6f30.jpg?v=1740118904","url":"https:\/\/gearmusthave.com\/products\/gooloo-gt4000s-jump-starter-4000a-fast-100w-charging","provider":"GearMustHave","version":"1.0","type":"link"}