{"product_id":"bookoo-a9-4000a-12v-jump-starter-20000mah-power-bank-4000a-peak-for-cars-boats-lawnmowers","title":"BooKoo A9 4000A 12V Jump Starter — 20000mAh Power Bank, 4000A Peak for Cars Boats Lawnmowers","description":"\u003cstrong\u003eBOOKOO A9 4000A is a compact 20000mAh 12V lithium jump starter that delivers up to 4000 amps to revive car, boat, lawnmower and small diesel batteries quickly and safely.\u003c\/strong\u003e\n\u003cp\u003eThe BOOKOO A9 combines high cranking power with a slim, lightweight design and multi-function outputs so you can jump-start vehicles, charge devices and light your way during roadside emergencies. Built to handle extreme temperatures and equipped with smart safety protections, the A9 is made for drivers, boaters and outdoor enthusiasts who want reliable power without bulky equipment.\u003c\/p\u003e\n\n\u003ch3\u003eHow many times can the A9 jump a dead battery and what engines can it handle?\u003c\/h3\u003e\n\u003cp\u003eThe A9 packs a 20000mAh battery capable of delivering repeated starts: it can jump-start a dead battery more than 50 times on a single charge under typical conditions. Its 4000A peak output is rated to start gasoline engines up to 12L and diesel engines up to 10L, covering most cars, trucks, boats and farm equipment.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e20000mAh battery capacity for dozens of starts\u003c\/li\u003e\n  \u003cli\u003e4000A peak current for high-cranking needs\u003c\/li\u003e\n  \u003cli\u003eSuitable for gasoline up to 12L, diesel up to 10L\u003c\/li\u003e\n  \u003cli\u003eWorks on cars, SUVs, trucks, tractors, boats, ATVs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat safety measures protect me and my vehicle when using the A9?\u003c\/h3\u003e\n\u003cp\u003eThe A9 includes multiple built-in protections and smart jumper clamps to reduce user error and electrical risk. Visual indicators and audible beeps help you detect reversed polarity or other issues before current flows, and circuitry defends against short circuits, over-current, over-voltage, and more.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReverse polarity detection with warning lights and beeps\u003c\/li\u003e\n  \u003cli\u003eProtection vs. over-current, over-voltage and short circuits\u003c\/li\u003e\n  \u003cli\u003eSparks and power-surge prevention circuitry\u003c\/li\u003e\n  \u003cli\u003eRugged clamps and insulated housings for safe handling\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat else can the A9 do besides jump-start a vehicle?\u003c\/h3\u003e\n\u003cp\u003eThe A9 doubles as a power bank and emergency lamp: two USB outputs (including QC 3.0) and a Type-C input let you recharge phones, tablets, GPS units and cameras quickly. A built-in 400-lumen LED offers steady, strobe and SOS modes for roadside visibility and night-time tasks.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eQC 3.0 USB port and standard USB for fast device charging\u003c\/li\u003e\n  \u003cli\u003e18W USB-C input for faster recharging of the unit itself\u003c\/li\u003e\n  \u003cli\u003e400LM 5W LED with steady, strobe and SOS modes (10+ hour run time)\u003c\/li\u003e\n  \u003cli\u003eCompact footprint fits glove box or trunk; includes hard carrying case\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan the A9 handle bad weather and extreme temperatures?\u003c\/h3\u003e\n\u003cp\u003eYes—the A9 is designed for outdoor use with an IP66-resistant rubber stopper to repel water, debris and splashes. It operates across a wide temperature range, so you can rely on it in rain, snow or hot climates when you need a dependable start.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIP66 water-resistant sealing for wet conditions\u003c\/li\u003e\n  \u003cli\u003eOperates from -4°F to 149°F (-20°C to 65°C)\u003c\/li\u003e\n  \u003cli\u003eRugged casing and storage case for protected transport\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The BOOKOO A9 is ideal for motorists, boat owners, ranchers and outdoor hobbyists who want a lightweight, high-capacity jump starter that also charges devices and provides emergency lighting. It suits drivers who need a compact, reliable power solution for occasional jump-starts, long trips, or seasonal equipment like mowers and ATVs.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eWhat’s included:\u003c\/em\u003e A9 Jump Starter, smart jumper clamps, micro USB-A to USB-C cable, hard carrying case, user guide, lifetime technical support, 24-month warranty and round-the-clock after-sale service.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How many jump starts can A9 provide on one charge?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The 20000mAh battery can deliver over 50 starts under typical conditions before recharging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the A9 safe to use in rain or snow?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The unit features IP66-style sealing and can operate in wet or snowy conditions and wide temperatures.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"BooKoo","offers":[{"title":"Default Title","offer_id":48083767722142,"sku":"B09VXJBFKY","price":60.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/bookoo-a9-front-view.jpg?v=1785835932","url":"https:\/\/northtrailauto.ca\/products\/bookoo-a9-4000a-12v-jump-starter-20000mah-power-bank-4000a-peak-for-cars-boats-lawnmowers","provider":"North Trail Auto","version":"1.0","type":"link"}