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From May 15-17, 2025, the 17th China International Battery Fair (CIBF 2025) was held at the Shenzhen World Exhibition & Convention Center. CarKu, a global leader in battery application solutions, made a spectacular debut with our latest battery application products, demonstrating our innovative strength and technological excellence in the battery industry to the world.
Car Jump Starter Innovations That Commands Attention
The CarKu booth featured a diverse range of products, including automotive emergency jump starters, start-stop power supplies, and car inverters. Among them, our Heavy Truck Lifesaver series became the focal point of the exhibition, attracting numerous professional visitors with its exceptional starting performance in extreme -40°C low-temperature environments. These products break through traditional low-temperature limitations, showcasing CarKu's profound technical expertise.
Our new car inverter can be paired with start-stop power supplies, features 24V universal compatibility, supports both single and dual-direction inversion, with peak power exceeding one kilowatt capable of driving high-power electrical equipment. It incorporates an intelligent cooling system, is compatible with start-stop vehicle batteries, and includes smart protection functions. Perfect for car refrigerators, power drills, and other equipment, it serves as an excellent power companion for road trips and outdoor operations.

Jump Starter Industry: Technology Leadership and Market Evolution
Since our establishment, CarKu has consistently driven development through innovation, committed to providing global users with superior and efficient battery application solutions. We continue to achieve breakthroughs in technical research and development, having obtained 717 global patents to date. At the exhibition, CarKu also showcased our latest heavy truck start-stop lithium battery, featuring parking air conditioning power supply, direct vehicle starting at -40°C, and remote intelligent battery monitoring capabilities, providing long-haul and heavy truck drivers with safer, more economical, more durable, and smarter power experiences.
During the exhibition, the CarKu booth welcomed numerous customers for visits and exchanges. Chairman Lei Yun engaged with various parties with professional expertise, jointly exploring technology trends and market prospects, sharing CarKu's innovative experience in low-temperature starting and intelligent power management. This earned high praise and recognition from on-site customers.
Green Energy Technology Frontiers: Innovation-Driven Transformation
The exhibition continues with great enthusiasm! We welcome you to visit the battery exhibition site to gain in-depth understanding of battery application solutions. CarKu awaits your visit at Booth 14T103 in Hall 14!
CarKu will continue to uphold our mission of "Smart Energy Makes Life Better," increasing R&D investment, enhancing innovation capabilities, and launching more high-quality battery application products.
JS617N Heavy Duty Sodium-Ion Jump Starter 4000A Peak – Starts 6.6L Gas Trucks & Commercial Vehicles – Works at -40°C – Portable Emergency Car Battery Booster with LED Flashlight
● 4000A PEAK POWER FOR HEAVY-DUTY VEHICLES – Engineered for 6.6L gasoline trucks, SUVs, and commercial vehicles, the JS617N delivers an instant 4000A surge to get you back on the road in seconds.
● SODIUM-ION TECHNOLOGY BUILT FOR EXTREME COLD – Advanced sodium-ion (Na⁺) technology: less dependent on scarce lithium and lead resources, built for a sustainable future.
● OEM/ODM JUMP STARTER AVAILABLE — Need a custom solution? Contact us for your exclusive quote today.
A reliable all-in-one tyre inflator jump starter does more than just inflate tyres. It restores proper tyre pressure in minutes and delivers instant emergency starting power when your car battery lets you down.
It also features three lighting modes — SOS, Strobe, and Flashlight — making it ideal for outdoor use and nighttime emergencies. Compact enough to fit in your bag, this portable jump starter also functions as a mobile power bank, allowing you to charge your electronic devices anytime, anywhere.
Looking for Jump Starter ODM/OEM solutions? Contact us today for your exclusive quote.
JS625 Sodium-Ion Jump Starter 1500A Peak – Works at -40°C to 80°C – Starts Cars, SUVs & Motorcycles – 10400mAh Ultra-Lightweight Portable Emergency Car Battery Booster with LED Flashlight
● 1500A PEAK, SODIUM-ION POWERED — Starts cars, SUVs, and motorcycles instantly. Na⁺ sodium-ion technology delivers stable cranking power in extreme conditions where conventional batteries fail.
● WORKS AT -40°C TO 80°C (-40°F TO 176°F) — From frozen winter mornings to scorching desert highways, the JS625 performs where lithium and lead-acid simply can't.
● OEM/ODM SOLUTIONS AVAILABLE — Looking to private-label or customize a sodium-ion jump starter? Contact us today for your exclusive quote.

Building A, Qixing Creative Square,
Lianrun Rd., Gaofeng Community,
Dalang Street, Longhua District,
Shenzhen,Guangdong,China

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