S ZEVZO ET03 Car Jump Starter 4000A Jump Starter Battery Pack for Up to 8.0L Gas and 7.0L Diesel Engines, 74Wh Portable 12V Jump Box with USB Ports, LCD Display, Storage Case, and LED Light








Key features
- •POWERFUL CAR BATTERY JUMP STARTER: The ET03 car battery jump starter can easily jump-start all 12V common vehicles with up to 8.0L gas and 7.0L diesel engines in seconds with its peak current reaching 2500 amps. Supports 50 jump starts at most on a single charge and suitable for lawnmowers, motorcycles, passenger cars, trucks, and even boats, etc.
- •BACKUP PORTABLE POWER BANK: This jump starter battery pack can also work as a 74Wh large battery capacity portable power bank to charge your smartphones, tablets, or other USB electric devices. Two 5V/2A USB output ports are packed on this jump starter that can be applied at the same time for charging, 50% faster than a standard charger.
- •PACKED WITH LED EMERGENCY LIGHT AND BONUS FEATURES : the ET03 car jump starter is packed with a 400-lumens LED flashlight to provide help in darkness or for emergency situations that support three variable light modes (stable, strobe, and SOS). There are more features included such as an LCD screen to check the battery status, a wide working temperature from -4℉ to 140℉, and 24 months long standby time.
- •10 INTELLIGENT SAFTY PROTECTIONS: This jump starter battery pack is super safe to use with 10 intelligent safety protections against overcharge, short circuits, reverse polarity, power surging and sparking, and so forth. You can detect the errors by simply checking the lights and the beep sound from the smart jumper clamps.
- •WHAT YOU GET & WARRANTY: the package you get includes 1 * SZEVZO ET03 Jump Starter, 1 * Smart Jump Cables, 1 * USB Type-C Charging Cable, 1 * Storage Case, 1 * User Manual. This jump starter is covered by our 2 years warranty, so please contact us if you have any questions or if you are facing any issues with this jump box.
S ZEVZO ET03 Car Jump Starter 4000A Jump Starter Battery Pack for Up to 8.0L Gas and 7.0L Diesel Engines, 74Wh Portable 12V Jump Box with USB Ports, LCD Display, Storage Case, and LED Light
List Price: $122.21$109.99DEALYou Save: $12.22 (10%)
Free shippingFree Returns – 30 daysFree Order CancellationSecure Payment2–3 Days DeliveryGet It June 25, 2026In Stock (11)No marketing spamNo account requiredFulfilment by FedEx / Amazon / UPS / ShipwirePayPal / Card Buyer Protection
Customer Reviews
Reviews sourced from verified Amazon purchasers4.9
out of 5
Based on 10 reviews
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Inexpensive, easy to use, works very well
Steve in Sequim✓ Verified Purchase•October 29, 2023
My 2016 MINI Cooper developed a drain on the battery that drained the battery overnight, so it would not start in the morning. While trying to locate the drain I used a bulky AC-powered charger that generally got it started after being connected for half an hour or so. But if I did short drives to several places in town the battery would drain again, so I had to park where there was AC power available. I found this charger on Amazon and ordered it. It was amazing. It would easily start the car multiple times during the day and when I plugged it in to my cellphone charger it charged quickly. I eventually fixed the problem, but this charger now has a permanent residence in my MINI so I can help other people who need a quick jump.
Ordered it just in time!
Larry G✓ Verified Purchase•October 15, 2023
I've had similar products in the past and just had to replace one that was no longer working. Less than a week after receiving, my wife's car was dead and I needed to try out my new jump starter! I particularly like the 'idiot proof' light showing that it's connected right, and after already using it about 5 times this week (we had a bad battery), I'm very happy with the purchase. Ordering another one now for my son who recently just got his license!
This is a life saver
salemdp✓ Verified Purchase•October 14, 2023
My car has a fault electric ani theft program that makes my car think it has to kill the battery enough to prevent it from being stolen. The regular key fob option doesn't work. So I have had to jump my car more times than I would want to count. There's been a few times that no one has been around to help me jump my car. So to eliminate the need of another car. I bought this jumper battery and love it. I can go to my car now confident that I will always have a way to jump start it and get from point A to point B no matter the place or hour of day.
Very powerful........especially for its size!! Size doesnt matter.......for this charger anyway!!
tagreene✓ Verified Purchase•September 26, 2023
I was very skeptical that this little unit would start my 50hp diesel tractor or my duramax diesel truck. Well let me tell you, this thing is the real deal. My tractor was so dead that the dash would not come on and with this charger hooked up, the motor turned over faster than with its regular battery!!! Same thing with my duramax truck. This little charger is amazing technology!!
Worked when I needed it and started from a totally dead battery
Gary K✓ Verified Purchase•September 21, 2023
When my daughter called me one day stating that something was wrong with her car I immediately grabbed some tools and started off to where she was located. Thankfully I kept my Jump Starter with me and when I got to where she was it was apparent that nothing electrical was working not even her electric seat would move. I grabbed my booster and hooked it up then when ready I was able to Start up the car and everything worked. I told her to not turn it off then drove to a local auto store which checked the battery only to realize that it read 0 (zero) volts, or completely dead. The person said that he never saw one of the portable battery booster/starters be able to start a battery that was this dead yet this one not only was but was able to do it again.
That's what I wanted when I purchased one was the ability to start the vehicle multiple times if the need was to arise that I needed it and this past week that need happened. If there was any recommendation I would have, that would be an improvement, it would be to make the battery connection leads longer as it was a very difficult battery to reach (Ford Edge) but I was able to accomplish the deed with not too much effort. Another thing I liked was that the charging lead used a USB C type cable which is very common these days.
Is this worth the purchase and would I buy it again??? Absolutely I would and it was worth every penny I paid. Time will tell how it holds up but so far I'm very satisfied in every way.
That's what I wanted when I purchased one was the ability to start the vehicle multiple times if the need was to arise that I needed it and this past week that need happened. If there was any recommendation I would have, that would be an improvement, it would be to make the battery connection leads longer as it was a very difficult battery to reach (Ford Edge) but I was able to accomplish the deed with not too much effort. Another thing I liked was that the charging lead used a USB C type cable which is very common these days.
Is this worth the purchase and would I buy it again??? Absolutely I would and it was worth every penny I paid. Time will tell how it holds up but so far I'm very satisfied in every way.
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