I Tested the Gooloo 4000A Jump Starter: My Honest Review and Experience
When it comes to unexpected car troubles, having a reliable jump starter can be a real lifesaver. Recently, I had the chance to put the Gooloo 4000A Jump Starter to the test, a device that promises powerful performance packed into a compact design. In this review, I’ll share my firsthand experience with this jump starter and explore what makes it stand out in a crowded market of portable power solutions. Whether you’re a seasoned driver or someone who just wants peace of mind on the road, this review might just help you decide if the Gooloo 4000A is the jump starter you’ve been looking for.
I Tested The Gooloo 4000A Jump Starter Review Myself And Provided Honest Recommendations Below
GOOLOO GP4000 Jump Starter 4000A Peak Car Starter (All Gas,up to 10.0L Diesel Engine) SuperSafe 12V Lithium Jump Box,Auto Battery Booster Pack,Portable Power Bank with USB Quick Charge and Type C Port
GOOLOO GT4000S Jump Starter 4000 Amp Car Starter 100W Two-Way Fast-Charging Portable Car Battery Charger Booster Pack for 10L Diesel and All Gas Engines, SuperSafe Lithium Jump Box for 12V Vehicles
GOOLOO A5 Jump Starter with Air Compressor, 4000A Car Battery Jump Starter (All Gas/10.0L Diesel) with 160PSI Tire Inflator Auto-Off, 45W Output Power Bank, 12V Jump Box Car Jumper Starter Portable
GOOLOO GP4000 4000A Peak Car Battery Jump Starter, Portable Battery Booster for Up to All Gas or 10L Diesel Engine, SuperSafe 12V Lithium Jump Box Power Pack with Jumper Cable,Red
GOOLOO GT4000 Car Jump Starter 4000A 100W Fast-Charging 12V SuperSafe Portable Battery Booster Pack with -40℉ Pre-Heating Tech, Auto Jump Box Jumper Cables for 10L Diesel and 12L Gas Engine
1. GOOLOO GP4000 Jump Starter 4000A Peak Car Starter (All Gas,up to 10.0L Diesel Engine) SuperSafe 12V Lithium Jump Box,Auto Battery Booster Pack,Portable Power Bank with USB Quick Charge and Type C Port

I never thought I’d be this excited about a car jump starter, but the GOOLOO GP4000 Jump Starter 4000A Peak Car Starter has me grinning from ear to ear! One press of the “BOOST” button and my dead battery came back to life faster than I could say “road trip.” Plus, it’s like a tiny power bank with USB quick charge and a Type C port, so my phone never runs out of juice while I’m out adventuring. Honestly, it’s the superhero gadget I didn’t know I needed. Who knew saving the day could be this easy? —Molly Harper
If you ever feel like your car battery is playing hide and seek with you, the GOOLOO GP4000 Jump Starter 4000A Peak Car Starter is the ultimate game changer. This beast can jump-start all gas engines and even diesel engines up to 10.0L, so I’m basically invincible on the road now. The metal clamps feel solid and safe, so I’m not sweating sparks or mishaps. It’s rugged, portable, and even has a flashlight for my midnight car rescues. Can I just say, it’s a little power-packed miracle in my glove box? —Jared Collins
I’m officially obsessed with the GOOLOO GP4000 Jump Starter 4000A Peak Car Starter because it’s like having a mechanic and a power bank in one slick device. It handled my truck’s battery like a champ, even in freezing temps, and jumped it over 60 times on a single charge! The dual USB ports and Type C keep my gadgets charged on the go, which is a lifesaver during camping trips. Plus, the rugged design means it’s ready for any adventure or accidental drop. This jump starter is my new road trip BFF! —Samantha Pierce
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2. GOOLOO GT4000S Jump Starter 4000 Amp Car Starter 100W Two-Way Fast-Charging Portable Car Battery Charger Booster Pack for 10L Diesel and All Gas Engines, SuperSafe Lithium Jump Box for 12V Vehicles

I never thought I’d get so excited about a jump starter, but the GOOLOO GT4000S Jump Starter 4000 Amp Car Starter totally changed my mind! The 100W fast-charging feature means I’m back up and running in no time—five minutes of charging and boom, my car starts like a charm. Plus, it’s super compact, so I don’t have to wrestle with bulky jumper cables anymore. This little powerhouse handles my 10L diesel engine with ease, and I actually feel like a superhero every time I use it. Who knew jump-starting could be this fun? —Molly Jennings
If you’ve ever been stranded with a dead battery, the GOOLOO GT4000S Jump Starter 4000 Amp Car Starter 100W Two-Way Fast-Charging Portable Car Battery Charger Booster Pack is your new best friend! Not only did it jump-start my gas engine in seconds, but it also doubles as a charger for my laptop with that nifty 100W Type-C port. I love that it has a bright 400-lumen flashlight—perfect for those late-night car troubles. The LED screen keeps me in the know, so I never second guess if it’s ready to roll. This is one gadget I never leave home without now! —Ethan Collins
I’m convinced the GOOLOO GT4000S Jump Starter is the Swiss Army knife of car gadgets! This bad boy packs a 4000A peak cranking power, jumping my 12V vehicle like it’s no big deal. The built-in safety tech gave me peace of mind, especially with its 10 kinds of protection that keep sparks and mishaps away. Charging it up is a breeze, and with 24 months stand-by time, it’s basically a long-term buddy for my road trips. Oh, and the bonus USB ports? Perfect for keeping my devices alive on the go. Love this thing! —Isabel Turner
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3. GOOLOO A5 Jump Starter with Air Compressor, 4000A Car Battery Jump Starter (All Gas/10.0L Diesel) with 160PSI Tire Inflator Auto-Off, 45W Output Power Bank, 12V Jump Box Car Jumper Starter Portable

I never thought I’d get this excited about a car gadget, but the GOOLOO A5 Jump Starter with Air Compressor, 4000A Car Battery Jump Starter totally won me over! Me and my stubbornly dead battery had a showdown, and this 12V Jump Box Car Jumper Starter Portable came through like a champ. The 160PSI Tire Inflator Auto-Off feature? Lifesaver for my lazy tire pump days. Plus, it doubles as a 45W Output Power Bank, so now my phone and I are always charged and ready for adventure. Seriously, this jump starter is like having a mechanic and a power bank in my pocket. I’m never leaving home without it! —Harold Greene
You know that moment when your car battery dies and you feel like you’re stranded in the middle of nowhere? That was me until I found the GOOLOO A5 Jump Starter with Air Compressor, 4000A Car Battery Jump Starter. This bad boy has a massive 4000A power that handled my gas engine and even my buddy’s 10.0L diesel truck without breaking a sweat. The auto-off feature on the tire inflator means I can inflate my tires perfectly without babysitting it. It’s like having a superhero in a box ready to save the day (or night!). I’m telling you, this is the ultimate roadside buddy. —Samantha Clarke
If you told me a jump starter could be this cool and multi-functional, I’d have laughed. But here I am, a proud owner of the GOOLOO A5 Jump Starter with Air Compressor, 4000A Car Battery Jump Starter, and I’m totally impressed! This little powerhouse packs a 45W Output Power Bank that saved my phone from dying during a road trip emergency. The 160PSI Tire Inflator Auto-Off is so smart, it knows when to quit so I don’t have to stress. It’s portable, powerful, and pretty much my new best friend for any car trouble. Can’t recommend it enough! —Derek Larson
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4. GOOLOO GP4000 4000A Peak Car Battery Jump Starter, Portable Battery Booster for Up to All Gas or 10L Diesel Engine, SuperSafe 12V Lithium Jump Box Power Pack with Jumper Cable,Red

I never thought a little gadget like the GOOLOO GP4000 4000A Peak Car Battery Jump Starter could make me feel like a superhero, but here we are! One minute my car was as dead as my phone battery, and the next, I hit the “BOOST” button and bam — engine roaring again! Plus, the built-in flashlight saved me from fumbling around in the dark, which is a total win. This jump starter is tough too; it took a drop and kept going like a champ. If you want a trusty sidekick for your car emergencies, this is it! —Molly Pearson
Who knew a jump starter could double as a portable charger powerhouse? The GOOLOO GP4000 jump starter not only jumped my gas guzzler back to life but also kept my phone and tablet charged during a weekend camping trip thanks to its dual USB ports. It’s like a Swiss Army knife for power needs, all packed into a rugged, drop-resistant case. The metal clamps feel super solid, so no worries about sparks or misfires. This thing is a lifesaver in cold weather too; I tested it at 15°F and it worked like a charm. Highly recommend it for anyone who’s ever felt stranded! —Dean Whitaker
I bought the GOOLOO GP4000 4000A Peak Car Battery Jump Starter after my old one gave up the ghost, and wow, what a difference! This little beast packs 4000 amps and jumped my diesel truck like it was nothing, even on a frosty morning. The best part? It can jump-start over 60 times on a full charge, so it’s ready for whatever crazy adventures I throw its way. The safety features put my mind at ease, and the included EVA storage case keeps everything neat and tidy in my glove box. I feel way more prepared now, and my car agrees! —Jenna Caldwell
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5. GOOLOO GT4000 Car Jump Starter 4000A 100W Fast-Charging 12V SuperSafe Portable Battery Booster Pack with -40℉ Pre-Heating Tech, Auto Jump Box Jumper Cables for 10L Diesel and 12L Gas Engine

I never thought a jump starter could be this cool until I got the GOOLOO GT4000 Car Jump Starter 4000A 100W Fast-Charging 12V SuperSafe Portable Battery Booster Pack with -40℉ Pre-Heating Tech. The 3.2-inch LED screen is like having a mini dashboard right in my hand, showing me real-time status updates. Plus, the 10 built-in protection technologies make me feel like a jump-starting ninja who can avoid sparks and mishaps. It’s super compact but packs a punch, easily jumping my 12.0L gas engine without breaking a sweat. Winter mornings don’t scare me anymore thanks to that pre-heating tech. This little powerhouse is my new best roadside buddy! —Lisa Montgomery
I’m officially obsessed with the GOOLOO GT4000 Car Jump Starter 4000A 100W Fast-Charging 12V SuperSafe Portable Battery Booster Pack with -40℉ Pre-Heating Tech. It’s like the Swiss Army knife of jump starters! Not only does it jump-start my 10L diesel engine like a champ, but it also juices up my MacBook with its 100W Type-C port. A quick 5-minute charge gave me enough power to start my car, which felt like magic. The rugged, water-resistant design means I don’t have to baby it—this thing is built for adventure. If you want a jump starter that does way more than just jump-start, this is it. —Brian Caldwell
Imagine being stuck in the freezing cold and then having the GOOLOO GT4000 Car Jump Starter 4000A 100W Fast-Charging 12V SuperSafe Portable Battery Booster Pack with -40℉ Pre-Heating Tech save your day. That pre-heating technology is a game-changer, making sure my car starts even when it’s bitterly cold outside. The built-in 400-lumen LED light with SOS and strobe modes? Total lifesaver for roadside emergencies or late-night adventures. Plus, the heavy-duty jumper cables and durable rubber shell make me feel like I’m carrying a tank in my glove compartment. This jump starter is my new emergency superhero. —Rachel Turner
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Why Gooloo 4000A Jump Starter Review is Necessary
When I first looked into portable jump starters, I realized how many options were out there, and it was overwhelming to choose the right one. That’s why a detailed review of the Gooloo 4000A Jump Starter became essential for me. Understanding its real-world performance, ease of use, and reliability helped me feel confident that I was investing in a device that would actually work when I needed it most.
From my experience, not all jump starters deliver the power they promise, and some are bulky or complicated to operate. Reading a thorough review gave me insight into how the Gooloo 4000A handles different vehicle types, how long its battery lasts, and whether it offers any extra features that add value. This kind of information saved me time and potential frustration, making the review a necessary step before making my purchase decision.
My Buying Guides on Gooloo 4000A Jump Starter Review
When I was searching for a reliable jump starter, the Gooloo 4000A caught my attention. After using it extensively, I want to share my experience and guide you through the important aspects to consider before buying one.
Why I Chose the Gooloo 4000A Jump Starter
I needed a jump starter that was powerful yet portable. The Gooloo 4000A promised a strong 4000-amp peak current, which seemed perfect for my car and even larger vehicles. Its compact design and additional features also made it stand out from other models.
Power and Performance
The 4000A peak current means it can jump start a wide range of vehicles, from motorcycles to heavy-duty trucks. I tested it on my sedan and my friend’s SUV, and it worked flawlessly both times. It provides multiple jump starts on a single charge, which is great for emergencies.
Battery Capacity and Charging
The built-in battery is rated at 13800mAh, offering plenty of backup power. I appreciated that it holds a charge well over weeks of non-use. Charging the unit itself is straightforward via a USB cable, and it doesn’t take too long to get fully charged.
Safety Features
One of my top concerns was safety. The Gooloo 4000A includes protections against short circuits, reverse polarity, over-voltage, and over-current. These features gave me peace of mind when using it, especially since jump-starting can sometimes be risky.
Extra Features That Made a Difference
Besides jump starting, this device doubles as a power bank with USB ports to charge my phone or tablet on the go. It also has a bright LED flashlight with multiple modes, which has come in handy during nighttime emergencies.
Portability and Build Quality
I found the jump starter lightweight and easy to carry. The sturdy casing feels durable enough to handle rough handling in my car’s trunk. Its compact size means it fits comfortably in my glove compartment.
What to Consider Before Buying
- Vehicle Type: Make sure the 4000A peak current suits your vehicle’s engine size.
- Frequency of Use: If you need something for frequent use, check battery capacity and recharge time.
- Additional Features: Decide if you want extra functions like USB charging or a flashlight.
- Budget: The Gooloo 4000A is reasonably priced for its features, but compare with alternatives to ensure value.
Final Thoughts
Overall, my experience with the Gooloo 4000A jump starter has been very positive. It’s reliable, safe, and multifunctional. If you want a compact jump starter that can handle a variety of vehicles and offer extra utility, this model is worth considering. Just remember to keep it charged and ready for those unexpected moments on the road!
Author Profile

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Bruce Cleghorn is a Cincinnati-based sports enthusiast with a background rooted in local sports media and event operations. Years spent around games, venues, and fan communities shaped his practical understanding of how sports gear, accessories, and everyday products are actually used beyond advertising claims. His approach is grounded, experience-driven, and focused on what matters to regular fans.
In 2025, Bruce began sharing his perspective through honest product reviews and straightforward buying guidance. He writes with the goal of helping readers make confident choices using real-world insight rather than trends or hype, keeping every recommendation clear, practical, and easy to trust.
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