Description
4000A Portable Car Jump Starter – 12V Emergency Power Supply with 18W Fast Charge & LED Light
Powerful and Efficient – 4000A Peak Current:
This car battery jump starter delivers an impressive 4000A peak current , capable of starting almost any 12V vehicle engine in seconds. Supports large 10.0L gasoline engines and 8.0L diesel engines , making dead batteries a thing of the past.
BOOST Function for Dead Batteries:
Revive completely drained batteries with the unique BOOST function . Even if your battery is fully dead, this portable jump starter gets your car started quickly and easily.
Multiple Safety Protections:
Equipped with an intelligent chip and 8 layers of safety protection, this jump starter guards against sparking, overcharging, short circuits, reverse polarity, and voltage surges. Heavy-duty copper clamps, fire-resistant casing, and premium cables ensure safe and reliable operation.
Multi-Functional Emergency Starter:
Features a USB Type-C 18W input/output port for charging smartphones, tablets, and other devices. The built-in DC output allows you to power 12V devices, making it a versatile tool for any emergency situation.
LED Light with Multiple Modes – 300 Lumens:
Includes a bright 300-lumen LED light with three modes: steady, strobe, and SOS. Perfect for nighttime tire changes or emergency signaling.
Convenient and Durable – EVA Carry Case:
Comes with a compact EVA carry case for safe storage and easy transport. Protects the jump starter during transit while keeping it organized in your trunk.
What’s Included:
Car Jump Starter ×1
Jumper Cable ×1
Charging Cable ×1
QC18W Adapter ×1
User Manual ×1
EVA Carrying Case ×1
Warranty & Support:
1 year quality assurance
30-day free refund
Lifetime free technical support
Extended warranty plan available
Friendly Tips:
1. Keep the battery above 50% for optimal startup efficiency.
2. If not in use for long periods, recharge every 3 months.
3. Under BOOST mode , start the car within 30 seconds to prevent exiting BOOST mode.

















F***s –
It’s useful, good.
W***u –
Great, better than expected.
Jason H. –
Absolutely love this jump starter! It started my car instantly, even in freezing weather. Compact enough to keep in the trunk. Highly recommend for emergencies!
Amanda K. –
This little device packs a punch! I was worried about my dead battery, but it fired right up. Very easy to use, and the safety features are great.
Brian L. –
Powerful and reliable. It jumped my truck without any issues. Only downside is the battery needs to be charged before long-term storage, but that’s normal.