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On December 1st,2017, Peking University threw 2017 Scholarship Ceremony in Yingjie Communication centre. CARKU President Charles Lei was invited to present the award to the excellent students granted with "CARKU scholarship", who are from different insitutes of Chemistry and Molecular Engineering;Software and Microelectronics; Economics, Guanghua Management, Information Science and Technology.
CARKU President Charles Lei has been graduated from insitutes of Chemistry and Molecular Engineering of Peking University since 2000. Now he established CARKU Scholarship in 2015, and every year he donated 100,000RMB to award and help the excellent students to study harder and have a happy university life. In 2017, he still hopes that all studuents have great curious to explore unknown world and desire to innovation to make great progress.

CARKU has built a laboratory in Peking University and Tsinghua University to reseach and develop some projects. We have achieved a great success on had some projects including lithium battery car jump starter.
● 4000A PEAK POWER FOR HEAVY-DUTY VEHICLES – 4000A PEAK POWER FOR HEAVY-DUTY VEHICLES – Built for 6.6L gas trucks, SUVs, and commercial vehicles, delivering instant starts in seconds.
● SODIUM-ION TECHNOLOGY BUILT FOR EXTREME COLD – Advanced Na⁺ battery reduces reliance on lithium and lead, ensuring reliable performance down to -40°C.
● OEM/ODM JUMP STARTER AVAILABLE — NEED CUSTOM? Talk to our experts for sample testing.
● 2 IN 1 JUMP STARTER – A high-torque air compressor meets a high-performance jump starter. Whether it’s a flat tire or a dead battery, this unit provides instant 12V ignition and high-pressure inflation, ensuring you are 100% self-sufficient on the road.
● RAPID PRESET TIRE INFLATION – Engineered to restore proper tire pressure in under 3-5 minutes. Featuring an intelligent auto-shutoff system and real-time digital pressure monitoring to prevent over-inflation, ensuring maximum driving safety and fuel efficiency.
● 360° EMERGENCY UTILITY HUB – More than a CAR JUMP STARTER. Integrated with a 3-mode tactical lighting system (SOS/Strobe/Flashlight) and a high-capacity power bank to keep your GPS and smartphones charged during off-grid travel or night-time breakdowns.
● SCALABLE ODM/OEM MANUFACTURING – Looking to dominate the automotive accessory market? We provide full-service customization for air-integrated units, from PSI performance tuning to bespoke housing designs. Secure your exclusive quotation today.
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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