{"product_id":"lokithor-j400-portable-jump-starter-2000a-peak-for-up-to-8-0l-gas-6-0l-diesel-5-75-display-300-lumen-light","title":"LOKITHOR J400 Portable Jump Starter — 2000A Peak for up to 8.0L Gas \/ 6.0L Diesel, 5.75” Display \u0026 300-lumen Light","description":"\u003cb\u003eLOKITHOR J400 is a compact, high-power portable jump starter that delivers up to 2000A peak current to start vehicles with up to 8.0L gasoline or 6.0L diesel engines.\u003c\/b\u003e\n\nThe J400 combines high-rate lithium cells, a smart battery management system, and a large display to give you confident, repeatable starts and useful emergency features in one handheld unit. Built to be carried in a glovebox or trunk, it offers fast USB charging, a 300-lumen flashlight with SOS, and multiple safety layers so you can handle roadside power needs without guesswork.\n\n\u003ch3\u003eHow quickly can the J400 revive a dead battery?\u003c\/h3\u003e\n\u003cp\u003eThe J400 delivers instant high-current output for rapid engine cranking, even from fully depleted batteries. Intelligent connection detection optimizes the output for a faster, more reliable crank while protecting electronics.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUp to 2000A peak current for strong initial amperage\u003c\/li\u003e\n  \u003cli\u003eSupports up to 8.0L gasoline and 6.0L diesel engines\u003c\/li\u003e\n  \u003cli\u003eConnectMax auto-adjusts output for efficient starts\u003c\/li\u003e\n  \u003cli\u003eCapable of up to 25 starts per full charge under normal conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat safety features prevent mistakes or damage?\u003c\/h3\u003e\n\u003cp\u003eThe unit incorporates a multi-layer intelligent battery management system and smart clamps to reduce user error and electrical risk. Protections guard against reverse polarity, short circuits, and overcurrent, giving safer operation for any driver.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReverse polarity protection prevents incorrect hook-ups\u003c\/li\u003e\n  \u003cli\u003eShort-circuit and overcurrent safeguards protect vehicle and device electronics\u003c\/li\u003e\n  \u003cli\u003eSmart clamps include status LEDs and secure gripping to ensure a correct connection\u003c\/li\u003e\n  \u003cli\u003eReal-time on-screen alerts via the 5.75\" display for clear diagnostics\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat else can the J400 power besides starting engines?\u003c\/h3\u003e\n\u003cp\u003eBeyond jump-starting, the J400 doubles as a mobile power bank and emergency light source. It supplies rapid USB charging for phones and tablets and includes a bright LED torch with multiple modes for roadside visibility.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFast USB ports for charging phones, tablets, and accessories\u003c\/li\u003e\n  \u003cli\u003e300-lumen LED flashlight with steady and SOS modes for emergencies\u003c\/li\u003e\n  \u003cli\u003eLarge display shows charge level and connection status while charging devices\u003c\/li\u003e\n  \u003cli\u003eCompact profile makes it ideal for travel, camping, and daily carry\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I know when it’s ready and what I’m connecting?\u003c\/h3\u003e\n\u003cp\u003eThe J400’s large 5.75-inch screen delivers clear status information so you can see battery level, connection confirmation, and safety alerts at a glance. Visual feedback reduces uncertainty and speeds up safe operation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh-contrast display shows battery percentage and warnings\u003c\/li\u003e\n  \u003cli\u003eOn-screen prompts guide proper connection and starting sequence\u003c\/li\u003e\n  \u003cli\u003eSmart clamps with indicator lights confirm correct polarity and contact\u003c\/li\u003e\n  \u003cli\u003eCompact design includes labelled ports for easy charging and use\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\nWho is this for?\n\nThe LOKITHOR J400 is geared toward drivers, fleet operators, and outdoor enthusiasts who want a dependable, portable power solution without bulky equipment. It suits anyone who needs a compact emergency starter that also charges devices and improves roadside safety—perfect for commuters, families, tradespeople, and travelers who prioritize fast, safe starts and clear device feedback. Backed by a 12-month warranty and rugged components, the J400 is a practical gift and a sensible addition to any vehicle emergency kit.\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will the J400 start my diesel truck?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it supports diesel engines up to 6.0L and gasoline up to 8.0L, delivering strong peak current for most passenger trucks and SUVs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How many jumps can I expect per charge?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: You can get around 25 starts per full charge under normal conditions; actual count depends on engine size and temperature.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"LOKITHOR","offers":[{"title":"Default Title","offer_id":67585693057209,"sku":"B0CX8RWYDV","price":146.37,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/lokithor-j400-front-view_58372d6e-e04a-4d23-9477-c06ecd0e2d5d.jpg?v=1790475799","url":"https:\/\/redleafauto.ca\/products\/lokithor-j400-portable-jump-starter-2000a-peak-for-up-to-8-0l-gas-6-0l-diesel-5-75-display-300-lumen-light","provider":"Redleaf Auto","version":"1.0","type":"link"}