{"product_id":"18-21v-battery-jump-starter-booster-cable-portable-car-starter","title":"18-21V Battery Jump Starter Booster Cable | Portable Car Starter","description":"\n\u003ch2\u003eNever Get Stranded Again – Compact Battery Jump Starter Booster Cable\u003c\/h2\u003e\n\u003cp\u003eThis \u003cstrong\u003e18–21V Battery Jump Starter Booster Cable\u003c\/strong\u003e is your must-have emergency companion for cars, trucks, and SUVs. Designed to convert power from compatible 18–21V lithium tool batteries (sold separately) into instant starting energy, this compact adapter lets you get back on the road quickly — no bulky jump pack required.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Vehicle Compatibility:\u003c\/strong\u003e Works with cars, SUVs, and trucks — a dependable starting solution for nearly any vehicle with a discharged or undercharged battery.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable ABS + Copper Construction:\u003c\/strong\u003e The housing is made from conductive-safe ABS material with copper internals, delivering both safety and long-lasting durability.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSecure Alligator Clips:\u003c\/strong\u003e Two heavy-duty alligator clips with serrated jaws and strong spring tension ensure a firm, stable connection to your vehicle's battery terminals every time.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAll-Season Performance:\u003c\/strong\u003e Engineered to deliver reliable starting power in a wide range of weather conditions — hot summers, cold winters, and everything in between.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUltra-Compact \u0026amp; Portable:\u003c\/strong\u003e At just ~150g and small enough to fit in your glove compartment or a small storage bag, this adapter is always ready when you need it most.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSimple to Use:\u003c\/strong\u003e Connect the alligator clips to the battery terminals, attach your compatible 18–21V lithium battery to the adapter, and start your vehicle — it's that straightforward.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e18–21V (lithium tool battery, not included)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eABS + Copper\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBox Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~8 cm (L) × 5.5 cm (W) \/ 3.15\" × 2.17\"\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCable Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~18 cm \/ 7.09 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eClip Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~9 cm \/ 3.54 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~150 g\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNot included\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Car Start Battery Starter Booster Cable Adapter\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003e⚠️ Note:\u003c\/strong\u003e The 18–21V lithium battery is \u003cem\u003enot included\u003c\/em\u003e. Please ensure your battery is compatible before use. Always follow proper jump-starting safety procedures.\u003c\/p\u003e\n\n\u003cp\u003eFor general vehicle battery safety tips, visit the U.S. Consumer Product Safety Commission (CPSC) for guidance on electrical and battery safety.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What type of battery does this jump starter booster cable adapter require?\u003c\/h4\u003e\n\u003cp\u003eA: This adapter is compatible with 18–21V lithium-ion tool batteries (such as those used with power drills or other cordless tools). The battery is \u003cstrong\u003enot included\u003c\/strong\u003e — you must supply a compatible 18–21V battery separately to use this jump starter booster cable.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What vehicles can I use this portable car battery jump starter with?\u003c\/h4\u003e\n\u003cp\u003eA: This booster cable adapter is suitable for most standard cars, SUVs, and trucks. It is designed to work with conventional 12V vehicle batteries. Always verify your vehicle's battery specifications before use to ensure compatibility.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this portable jump starter safe to use in all weather conditions?\u003c\/h4\u003e\n\u003cp\u003eA: Yes — this battery jump starter booster is engineered for use across a variety of weather conditions, including hot and cold climates. The ABS housing provides a safe, durable grip, and the serrated alligator clips ensure secure connections regardless of the environment.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How compact is this emergency car battery starter?\u003c\/h4\u003e\n\u003cp\u003eA: It's very compact — the unit measures approximately 8 cm × 5.5 cm and weighs around 150g, making it small enough to store in your glove compartment, center console, or a small storage bag for easy access in emergencies.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What type of battery does this jump starter booster cable adapter require?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This adapter is compatible with 18–21V lithium-ion tool batteries (such as those used with power drills or other cordless tools). 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