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Jump Starter, 4000A Car Battery Jump Starter with Wall Charger (10L Gas & 10L Diesel Engines), 12V Jump Starter Battery Pack with 3.4 Inch Smart Display, Jump Box with 400 Lumens LED Light

  • Based on 319 reviews
Condition: New
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Availability: In Stock.
Fulfilled by Amazon

Arrives Thursday, Jan 30
Order within 23 hours and 7 minutes
Available payment plans shown during checkout

Color: Gray


Features

  • 6-IN-1 JUMP STARTERThe S4000 jump starter was designed by designers of cutting-edge technology in the United States. This jump starter battery pack combines a car emergency start, 10 intelligence protections, a flashlight, a power bank, dual USB outputs, and a 3.4-inch intelligence screen.
  • POWERFUL BATTERY JUMP STARTERThis car jump starter has a powerful 4000A peak current to start low voltage and fully drained car batteries quickly. This car battery jump starter with a high-rate lithium battery can start up to 10.0L gas and 10.0L diesel engines. Suitable for 12V cars, trucks, motorcycles, boats, RV's or lawnmowers, etc. Up to 70 emergency starts.
  • DUAL USB FAST OUTPUT Equipped with 2*USB ports (5V/3A & 5V/2.4A) fast output design, the S4000 jump starter can quickly charge your headphones, cell phones, tablets, drones, cameras, and other USB devices and more.
  • LCD SMART DISPLAYThe 3.4-inch LCD smart display makes operation clear and simple for customers. This battery jump starter detects and displays the operation status, power level, and possible errors in real-time, so you can see the status of the jump starter battery pack at a glance.
  • USER-FRIENDLY DESIGNThe battery jumper is equipped with 400 lumens bright LED light that can last up to 72 hours. The luminous area is 2-3 times larger than other car battery jump starter. 3 modes (flashlight/strobe/SOS) for different emergency situations. Especially the red SOS mode works as a warning triangle.
  • ADVANCED PROTECTION SYSTEMThe S4000 portable jump starter has 10 advanced safety protections to ensure you 100% safe use. The jump box can quickly and safely start a dead car battery even in extreme temperatures (-4F~140F).
  • WHAT YOU GETCar jump starter x1, jumper cable x1, charging cable x1, EVA carrying case x1, 15W wall charger, user manual x1 and 2 years of product quality maintenance. If you have any after-sales questions about the portable car jump starter, please feel free to contact us.
  • FRIENDLY TIPS1. Please keep the battery starter power above 50%, the startup efficiency will be better. 2. There is a protective film on the screen, please don't mistake it for scratches. 3. If you don't use it for a long time we recommend you recharge the jump starter once every three months. 4. When you use the "ready" function, you need to press and hold it for 4 seconds.

Brand: GIMFOOM


Item Weight: 960 Grams


Amperage: 4000 Amps


Peak Output Current: 4000 Amps


Manufacturer: GIMFOOM


Manufacturer: ‎GIMFOOM


Brand: ‎GIMFOOM


Item Weight: ‎2.12 pounds


Package Dimensions: ‎10.51 x 5.63 x 4.53 inches


Item model number: ‎S4000


Batteries: ‎1 Lithium Ion batteries required. (included)


Manufacturer Part Number: ‎S4000


Bulb Type: ‎400 Lumen LED Flashlight (flashlight/SOS/strobe)


Special Features: ‎Dual USB Output (5V/3A, 9V/2A, 12V/1.5A) and (5V/2.4A), 3.4'' Intelligent LCD Screen, Suitable for 12V cars, SUVs, Motorcycles, RVs, Tractors, Lawnmowers, ATVs, Heavy-Duty Trucks, Snowmobiles, Cargo Vans, Oil Boats, etc, 4000A Peak Current Jump Starter, 400 Lumen LED Light (flashlight/SOS/strobe), Water-Proof, Dust-Resistant, Anti-Drop, 2 Years of Product Quality Maintenance, Up to 10.0L Gas/10.0L Diesel, Life 1000+ Cycles, 10 Intelligent Protection Systems, 24-Month Stand-By


Amperage: ‎4000 Amps


Date First Available: July 20, 2023


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Thursday, Jan 30

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • This is a beefy jumpstarter!
Color: Gray
What’s included - Velcro case, USB-C charging cord and adapter, jumpstarter, jumpstart cables, instruction manual. Charging - Unit arrived about 85% charged, it is important to fully charge it before use (USB-type C). It charged up in about 45 min- 1 hr. The blue LED readout is nice & large, and easy to read. USB powerstation – Tried charging my phone, with the USB-A to USB-C cord (included). I was a bit confused, as it seemed that pressing any of the side buttons wakes up the unit, and displays the LED percent charge. But just because the display is on, does not mean that the unit was active. It did not charge my phone, until I pressed the side center power button (kind of looks like the letter G). Now, the “Out” light was displayed, and it charged my phone. FYI – There are two USB-A output jacks (one is the speedier blue “SS’), and one USB-C input. Also, there is the special jack for jumpstarting. There is a rubber cover over all the jacks, and they are nicely labeled. Jumpstarter – Have not needed to use this yet. It states that it is capable of jumpstarting up to a 10 liter engine (our little Honda is only 1.5L!). You need at least 30% charge to jumpstart. If you connect the jumper cables wrong, you will not get the ‘Ready’ light, and a red exclamation point appears on the display. For such a beefy unit, it is interesting that the instructions state that you need to wait 1 minute between multiple start attempts. It also discourages from more than 3 attempts to start. LED Flashlight – This light will not light up the sky, but has acceptable brightness. I like that it has 3 modes – flash light, strobe light, and red light strobe SOS. Weight – This thing weighs a good 2 lbs, but in the case with all the equipment, it weighs 3.5 lbs.. Capacity: 4000A. They suggest topping it off every few months with a recharge. I sometimes take a jumpstarter with me when I travel, and on flights. Don’t quote me on this, but I believe that the TSA allows lithium power banks as carry –on (never in checked baggage), provided that it is less than 100 watt-hours. This unit’s specs say that it is 74wh, so theoretically it should be OK to take on a plane. However, in the manual (#1 under Reminders) it says that ‘it is prohibited on airplanes or ships.’ Overall, seems like a solid unit so far. This is an objective and unbiased review, and as a trusted reviewer, I may receive products or services. ... show more
Reviewed in the United States on October 8, 2023 by year round cyclist

  • Jump Starter, 4000A Car Battery Jump Starter with Wall Charger
Color: Gray
Pros: * I was able to use this fairly quickly and it worked great. It started my Hemi twice without recharging in between. It has already paid for itself. * The display is large. * Includes a wall-plug power supply for charging. I have not used it, but it is there. * The flashlight works. I am not sure how effective it is, but it is there. Cons: * It is large. But it probably needs to be. Hopefully it lasts a while. ... show more
Reviewed in the United States on July 8, 2024 by CableXF

  • Awesome
Color: Gray
It powers up everything I've used it several times. My SUV, my motorcycles, friend's car. It just works fine. Also, for camping is very convenient, charging things and the light is very handy. Completely happy with this product.
Reviewed in the United States on June 27, 2024 by Edwin Paulino

  • Great product.
Color: Black
User friendly, worked great. Just charge and use.
Reviewed in the United States on February 15, 2024 by Amazon Customer

  • Nice simple to use jumper pack
Color: Gray
This is a nicely finished unit. The display is large bright and easy to read. I like that this doesn't have the separate little box found on a lot of the other starter. The case is nice, and I'm glad it came with a charger and charge cord (some others don't) .. I feel it was a good value and will be super handy. ... show more
Reviewed in the United States on November 9, 2023 by Typical Amazon shopper Typical Amazon shopper

  • Works amazingly
Color: Gray
It came charged and ready to use and worked like a charm and was very reasonable on price
Reviewed in the United States on June 10, 2024 by Amber

  • Looks good, doesn't perform.
Color: Gray
I bought this based on the reviews. Looks good, seems simple. I have it fully charged for a month. Tried to use it for the first time. My engine would not quite turn over. I I hooked up the unit fall on the instructions. I was 100% when I started let it draw down to 71%. I have no more power to turn over my motor than I did before. Maybe I got a dud, but I'm outside the return window now and stuck with this useless thing unless the manufacturer decides to give me a new one? Even then I'm not sure it will work. I guess you get what you pay for? Maybe this fender will reach out to me and offer to get me a new one? ... show more
Reviewed in the United States on May 13, 2024 by Dustin Thompson

  • A jump starter with a lot of power
Color: Gray
This GIMFOOM jump starter is very powerful with 4000A peak. This jump starter started my old car easily with plenty of remaining power. What I like most about this jump starter is the green "READY" LED display which tells me that both cable clamps are correctly connected to the car battery terminals and I'm ready to start the car, no more guessing or waiting. I also like the OUTPUT1 (blue USB-A) port which can output multiple voltages 5V/3A, 9V2A, 12V/1.5A. It charges my Samsung tablet as fast as my Samsung 65W charger. The dual LED colors are also helpful in case of emergency on the road or at home. To turn the LED on, press and hold the LED button for 3 seconds; short press turn the strobe on; finally short press again turn the red SOS on. The jump starter is well built with a rugged case for protection and travel. ... show more
Reviewed in the United States on September 3, 2023 by teon teon

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