{"product_id":"12v-800a-lithium-jump-starter-power-pack-compact-portable-power","title":"12V 800A Lithium Jump Starter Power Pack - Compact Portable Power","description":"\u003cp\u003eIn this review the Schumacher SL1638 is examined as a compact, portable solution for roadside power needs; it is aimed at drivers, riders, and anyone who wants a small, reliable jump starter and power bank. The bottom line: the SL1638's strongest selling point is its combination of 800 peak amps in a truly small package that also doubles as a USB power source and emergency light, so it suits people who want dependable 12V jump starts without the bulk of traditional chargers.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e800 peak amps:\u003c\/strong\u003e Provides enough instantaneous power to jump start up to 6.0L gas engines and a wide range of vehicles including cars, trucks, motorcycles, boats, and ATVs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLithium-ion power pack:\u003c\/strong\u003e The four-cell lithium battery is compact yet robust, delivering multiple jump starts from a single charge and a long usable life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast USB charging:\u003c\/strong\u003e The 2.4A USB port charges phones and tablets quicker than a standard USB port, and the power bank supports power delivery for more efficient device charging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick recharge:\u003c\/strong\u003e Internal battery fully recharges in about 4 hours via Micro USB, considerably faster than many traditional AGM-style jump starters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in LED light:\u003c\/strong\u003e The three-mode area light offers useful emergency illumination for under-the-hood work or roadside situations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety features:\u003c\/strong\u003e Reverse hook-up protection helps prevent damage from incorrect clamp connections, adding peace of mind during use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe SL1638 is best for drivers who want a small, easy-to-store jump starter that fits in a glove box, backpack, or purse and can also charge mobile devices. It is well suited for owners of motorcycles, ATVs, and 4- to 6-cylinder cars who value portability and quick recharge over industrial battery capacity.\u003c\/p\u003e\n\u003cp\u003eThose who need repeated heavy-duty jumps for large diesel trucks or who prefer integrated AC charging and multi-bay battery support should look at larger portable power stations; the SL1638 is optimized for compact convenience rather than continuous heavy commercial use.\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 peak output in a compact unit makes it easy to carry and store without sacrificing jump capability.\u003c\/li\u003e\n\u003cli\u003eMultiuse power bank function with 2.4A USB and power delivery lets users charge phones, tablets, and wearables on the go.\u003c\/li\u003e\n\u003cli\u003eFast internal recharge and the ability to perform up to about 15 jump starts per charge reduces downtime between uses.\u003c\/li\u003e\n\u003cli\u003eBuilt-in three-mode LED provides practical emergency illumination during night roadside repairs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned for 12V systems and gasoline engines up to 6.0L, so it is not intended for large diesel truck batteries or prolonged heavy use.\u003c\/li\u003e\n\u003cli\u003eRequires its Micro USB charging cable and access to a USB power source for recharging, rather than a dedicated AC charger included.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak Amps\u003c\/td\u003e\n\u003ctd\u003e800 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Type\u003c\/td\u003e\n\u003ctd\u003eFour-cell lithium-ion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Compatibility\u003c\/td\u003e\n\u003ctd\u003eUp to 6.0L gas engines\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSB Output\u003c\/td\u003e\n\u003ctd\u003e2.4A USB with power delivery (29.6 Wh)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJump Starts Per Charge\u003c\/td\u003e\n\u003ctd\u003eUp to 15 jumps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecharge Time\u003c\/td\u003e\n\u003ctd\u003eAbout 4 hours via Micro USB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuilt-in Light\u003c\/td\u003e\n\u003ctd\u003eThree-mode LED area light\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe SL1638 is a smart choice for drivers and outdoor enthusiasts who need a lightweight, portable jump starter that also charges devices and lights work areas. Its balance of 800 peak amps, quick recharge, and compact size makes it good value for personal and recreational use, while its safety features add confidence for emergency roadside situations.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow many times will it jump start a car on a single charge?\u003c\/strong\u003e\u003cbr\u003eThe internal lithium battery can deliver roughly up to 15 jump starts on a single full charge under typical conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan it charge my phone and laptop?\u003c\/strong\u003e\u003cbr\u003eYes, the unit has a 2.4A USB output and supports power delivery for faster charging of phones, tablets, and some laptops within the power pack's 29.6 Wh capacity.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs it safe to use if clamps are connected incorrectly?\u003c\/strong\u003e\u003cbr\u003eYes, the SL1638 includes reverse hook-up protection to help prevent damage if clamps are attached incorrectly.\u003c\/p\u003e","brand":"Schumacher","offers":[{"title":"Default Title","offer_id":48249313034459,"sku":"B0BB6Q47KS","price":139.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61pJR9Tfw9L.__AC_SX300_SY300_QL70_FMwebp.webp?v=1771062864","url":"https:\/\/gearmusthave.com\/products\/12v-800a-lithium-jump-starter-power-pack-compact-portable-power","provider":"GearMustHave","version":"1.0","type":"link"}