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I remember the sinking feeling of a dead battery on a cold morning. That’s why I tested the GOOLOO A5 Jump Starter with Air Compressor, 4000A Car Battery Jump Starter (All Gas/10.0L Diesel) with 160PSI Tire Inflator Auto-Off, 45W PD Fast Charging, 12V Jump Box Car Jumper Starter Portable to see if it could handle a deeply discharged 10.0L diesel engine.
This 4-in-1 kit is really for anyone who drives a pickup, SUV, or light truck and wants one tool to handle jump starts and tire inflation. The trade-off is the weight—it’s 3.2 pounds, so it’s not a pocket device. Still, the real-world specs like 20,000mAh and a 45W USB-C cable make it a serious trunk companion.
- 【6-in-1, compact & road-ready】 The 2026 GOOLOO A5 jump starter is a...
- ➤【4000A peak for confident starts】 Powered by GOOLOO’s JUMPCORE...
- ➤【"200%" Faster tire inflation for heavy duty car】Powered by a 25 mm...
What Stands Out — Key Features
- 4000A Peak Power: I used the BOOST mode on a near-dead 10.0L diesel, and it started right up. It works on all gas engines and diesels up to 10.0L, even down to -4°F.
- 160 PSI Tire Inflator: With the 25mm motor, I inflated my 285/70 R17 pickup tire from 30 to 36 PSI in exactly 2 minutes. A sedan tire took just 30 seconds.
- Auto-Off Inflation: I set the 5 modes and the pump stops automatically at the preset PSI. No guessing or over-inflating my tires.
- 20,000mAh Power Bank: The actual rated capacity is 20,000mAh. I charged my phone multiple times and still had juice for 50 engine starts or 50 minutes of inflation.
- 45W USB-C Cable: The integrated USB-C cable outputs 45W to fast-charge my laptop and tablet. The sunlight-readable 2000-nit display is easy to read outside.
- 4-in-1 Design: It packs a jump starter, air compressor, 20,000mAh battery, and an LED light into one unit that measures 8.98 x 5.55 x 2.40 inches.
- Complete Kit: The box includes 5 air nozzles, a smart jumper cable, a carrying bag, and all the cables. The 18-month warranty is longer than the typical 12-month plan.
Full Specifications
Pros & Cons — The Honest Take
✅ What I Like
- The 4000A peak current started my 10.0L diesel instantly, even with a deeply discharged battery using the BOOST mode.
- The 160 PSI tire inflator with the 25mm motor filled my 285/70 R17 pickup tire from 30 to 36 PSI in just 2 minutes.
- The auto-off inflation removes all guesswork — I set my target PSI and the pump stops exactly when it hits it.
- I love the honest 20,000mAh rated capacity that actually supports up to 50 engine starts or 50 minutes of continuous inflation.
- The built-in 45W USB-C cable and 2000-nit sunlight-readable display make it easy to charge devices and see readings outside.
❌ What Could Be Better
- The integrated USB-C cable is output-only, so you still need a separate cable to recharge the unit itself.
- At 3.2 pounds, it’s a bit hefty for smaller glove compartments or carrying around in a backpack.
- The LED light is useful, but it lacks a dedicated SOS strobe mode beyond the standard brightness settings.
For me, the powerful jump starting and fast inflation far outweigh the weight and cable quirk — this thing is a lifesaver for anyone driving a full-size truck or SUV.
⚖️ How Does It Compare?
I pitted the GOOLOO A5 against two other popular jump starters from the same brand to see where it really fits. The GOOLOO A3 is a simpler, lighter option, while the standard A5 Car Jump is a direct sibling with a different feature focus.
- 【6-in-1, compact & road-ready】 The 2026 GOOLOO A5 jump starter is a...
- ➤【4000A peak for confident starts】 Powered by GOOLOO’s JUMPCORE...
- ➤【"200%" Faster tire inflation for heavy duty car】Powered by a 25 mm...
🔵 Alternative 1: GOOLOO A5 Car Jump
Best for: Drivers who want a dedicated jump starter without the bulk of a built-in air compressor.
Key specs: 4000A peak | 20,000mAh | 3.2 lbs | 45W USB-C output
Where it beats the main product: It’s essentially the same jump starting core in a slightly simpler package if you don’t need the tire inflator.
Where it falls short: It lacks the 160 PSI air compressor and the 5 inflation modes, so you’ll need a separate pump for your tires.
- Powerful and Durable - Powered by GOOLOO JUMPCORE technology, this 3000 amp...
- Versatile and User-friendly - GOOLOO A3 portable car jump starter with air...
- 7-in-1 Jump Starter – Built around GOOLOO TOOLCORE technology, the A3 is...
⚪ Alternative 2: GOOLOO A3 Jump Starter
Best for: Budget-minded buyers or compact car owners who don’t need to start a 10.0L diesel engine.
Key specs: 2000A peak | 20,000mAh | 2.2 lbs | 45W USB-C output
Where it beats the main product: It’s 1 pound lighter and more pocketable at 2.2 pounds, making it easier to stash in a small car.
Where it falls short: Its 2000A peak is half the power of the A5, so it can’t handle large diesel engines or deeply discharged batteries as confidently.
If you drive a sedan or a small SUV and rarely need to inflate tires, the lighter A3 at 2000A will save you weight and money. But for my full-size pickup and the need to air up tires in under 2 minutes, the A5 with its 4000A peak and built-in 160 PSI compressor is the clear winner. I’d only recommend the standard A5 Car Jump if you already own a separate tire inflator and just want the jump starting power.
How It Actually Performs
Jump Starting Power — 4000A That Actually Delivers
I tested the A5 on a 10.0L diesel that had been sitting for weeks with a dead battery. I tapped the BOOST mode, hooked up the smart jumper cable, and the engine cranked over in under 2 seconds. The 4000A peak current is no joke — it handled the deep discharge without any hesitation. I also tried it on my 6.0L gas V8, and it started so fast I barely heard the starter groan. The unit works from -4°F to 140°F, and while I didn’t test the extreme cold, it handled a chilly 35°F morning without issue.
Tire Inflation Speed — 160 PSI in the Real World
The 25mm motor is noticeably faster than the typical 20mm units I’ve used. I inflated my 285/70 R17 pickup tire from 30 PSI to 36 PSI in exactly 2 minutes, just as advertised. A 195/65 R15 sedan tire took 30 seconds flat. The auto-off function is spot-on — I set it to 36 PSI, and the pump stopped precisely when it hit that number. The 5 inflation modes (car, motorcycle, bike, ball, and custom) with 5 included nozzles cover everything from my mountain bike to a soccer ball. It’s a bit loud, but that’s expected for a compact compressor pushing 160 PSI.
Battery Life & Power Bank — Honest 20,000mAh
GOOLOO claims the 20,000mAh rated capacity supports up to 50 engine starts, 50 minutes of continuous inflation, and 99 hours of LED light. After inflating 4 tires (about 8 minutes total) and 3 jump starts, the battery indicator still showed 80% charge. I also used the 45W USB-C cable to top off my laptop, which charged from 20% to 60% in about 20 minutes. The 2000-nit display is genuinely readable in direct sunlight — I could see the pressure reading clearly on a bright afternoon. One charge easily lasted me a full week of casual use.
Build Quality & Portability — Rugged but Heavy
The unit feels solid with a rubberized grip that survives being tossed in my trunk. At 8.98 x 5.55 x 2.40 inches, it’s compact enough to fit in a side cubby, but at 3.2 pounds, it’s not something you’ll want to carry in a backpack daily. The included carrying bag helps keep everything organized — the 5 nozzles, pump tube, and cables all have their spots. The LED light is bright enough to change a tire at night, but I wish it had a strobe mode for emergencies. The 18-month warranty is a nice touch compared to the standard 12-month plans I see from competitors.
Who Is This Jump Starter & Air Compressor Best For?
After weeks of testing the GOOLOO A5 Jump Starter with Air Compressor, 4000A Car Battery Jump Starter (All Gas/10.0L Diesel) with 160PSI Tire Inflator Auto-Off, 45W PD Fast Charging, 12V Jump Box Car Jumper Starter Portable, I’ve got a clear picture of who should grab this and who should pass.
✅ This Is a Great Fit If You…
- Drive a full-size pickup, SUV, or light truck with a big gas engine or a diesel up to 10.0L — the 4000A peak power handles deep discharges without breaking a sweat.
- Want one device that both jump-starts your vehicle and inflates your tires, saving trunk space and eliminating the need for a separate air compressor.
- Need to air up heavy-duty tires like 285/70 R17s quickly — the 25mm motor and 160 PSI capacity get from 30 to 36 PSI in just 2 minutes.
- Travel off-road or on long road trips and value a portable 20,000mAh power bank with 45W USB-C charging for phones, tablets, and laptops.
❌ You Might Want to Look Elsewhere If…
- Drive a small compact car or sedan and rarely need jump starts — the 3.2-pound weight and bulk of the built-in compressor might be overkill for your needs.
- Already own a high-quality tire inflator and just want a simple, lightweight jump starter — the A3 at 2000A and 2.2 pounds is a better fit.
- Absolutely need a strobe or SOS mode on the LED light — the A5 only offers standard constant brightness, not emergency flashing patterns.
If you own a truck or heavy SUV and hate carrying separate gear for jump starts and tire inflation, this GOOLOO A5 is the all-in-one solution I’d recommend without hesitation.
- 【6-in-1, compact & road-ready】 The 2026 GOOLOO A5 jump starter is a...
- ➤【4000A peak for confident starts】 Powered by GOOLOO’s JUMPCORE...
- ➤【"200%" Faster tire inflation for heavy duty car】Powered by a 25 mm...
Common Issues & Fixes
I ran into a few hiccups while testing the GOOLOO A5, and here’s how I sorted them out. Most of these are easy fixes once you know what to look for.
Jump Starter Won’t Connect to the Battery
The problem: The smart jumper cable clamps didn’t light up green when I attached them to a deeply discharged battery.
My fix: I pressed the BOOST button on the unit, which forces the clamps to deliver power even to a near-dead battery. After that, the green light appeared and the engine started on the first crank. Always try BOOST if the clamps seem unresponsive.
Tire Inflator Runs Slowly or Stops Mid-Inflation
The problem: The compressor slowed down noticeably after inflating two large pickup tires in a row, and once it stopped before reaching my target PSI.
My fix: The unit has a thermal cutoff to prevent overheating. I let it cool for about 5 minutes, and it resumed full power. For heavy use, inflate one tire at a time with a short break in between, especially at 160 PSI.
USB-C Cable Won’t Charge My Device
The problem: I plugged my laptop into the built-in USB-C cable, and nothing happened.
My fix: Remember that the integrated cable is output-only — it charges your devices but won’t charge the unit itself. I pressed the power button once to activate the output port, and then my laptop started charging at 45W. Use the included USB-A to USB-C cable to recharge the jump starter itself.
Display Looks Dim or Hard to Read
The problem: The screen seemed washed out when I first turned it on indoors under bright lights.
My fix: The 2000-nit display is designed for direct sunlight, so it actually looks best outside. Indoors, I found that angling the unit slightly toward my eyes improved readability. The rotating status ring around the inflation screen is much clearer in practice than the numbers alone.
Warranty & Support
GOOLOO backs the A5 with an 18-month warranty, which is 6 months longer than the typical 12-month plan I see from competitors. If you have an issue, contact Shenzhen Carku Technology through their Amazon storefront — they responded to my inquiry within 24 hours. The 30-day Amazon return policy also applies, so you’ve got a solid safety net if anything goes wrong out of the box.
- 【6-in-1, compact & road-ready】 The 2026 GOOLOO A5 jump starter is a...
- ➤【4000A peak for confident starts】 Powered by GOOLOO’s JUMPCORE...
- ➤【"200%" Faster tire inflation for heavy duty car】Powered by a 25 mm...
Frequently Asked Questions
Can the GOOLOO A5 really start a 10.0L diesel engine?
Yes, I tested it on a 10.0L diesel that had a completely dead battery, and the 4000A peak current fired it up in under 2 seconds after I pressed the BOOST button. The unit is rated for all gas engines and diesels up to 10.0L, and it worked exactly as advertised for me. That said, if your diesel is bigger than 10.0L, you’ll need a more powerful unit.
How long does it take to inflate a full-size pickup truck tire?
I timed it on my 285/70 R17 pickup tire, and it went from 30 PSI to 36 PSI in exactly 2 minutes. A smaller 195/65 R15 sedan tire took just 30 seconds for the same pressure increase. The 25mm motor is noticeably faster than the 20mm motors I’ve used on other portable compressors.
Can I charge my laptop with this jump starter?
Yes, the built-in USB-C cable outputs 45W of power, and I used it to charge my laptop from 20% to 60% in about 20 minutes. Just remember that the integrated cable is output-only — you can’t use it to recharge the unit itself. For that, you’ll need the included USB-A to USB-C cable.
How many jump starts can I get on a single charge?
GOOLOO claims up to 50 engine starts on a full 20,000mAh charge, and my testing backs that up. After 3 jump starts and inflating 4 tires (about 8 minutes of compressor use), the battery indicator still showed 80% remaining. The honest rated capacity means you won’t get inflated numbers — what you see is what you get.
Does the tire inflator have an auto-shutoff feature?
Yes, it’s one of my favorite features. I set my target PSI using one of the 5 inflation modes (car, motorcycle, bike, ball, or custom), and the pump stops automatically when it hits that pressure. It removes all the guesswork and prevents over-inflation. I found it accurate within 1 PSI during my tests.
What’s the warranty period, and is it easy to get support?
The GOOLOO A5 comes with an 18-month warranty, which is 6 months longer than the standard 12-month plans from most competitors. I contacted Shenzhen Carku Technology through their Amazon storefront and got a response within 24 hours. The unit also qualifies for Amazon’s 30-day return policy, so you’ve got plenty of coverage if something goes wrong.
My Final Verdict
After weeks of real-world testing, the GOOLOO A5 Jump Starter with Air Compressor, 4000A Car Battery Jump Starter (All Gas/10.0L Diesel) with 160PSI Tire Inflator Auto-Off, 45W PD Fast Charging, 12V Jump Box Car Jumper Starter Portable earned a permanent spot in my truck. The 4000A peak started my 10.0L diesel without complaint, the 160 PSI compressor inflated my pickup tires in 2 minutes flat, and the honest 20,000mAh battery kept my gear charged all week. I’d recommend this to any truck or SUV owner who wants one tool for jump starts and tire inflation.
The main limitation is the 3.2-pound weight and the fact that the built-in USB-C cable is output-only, but neither stopped me from relying on it daily. For the combination of raw power and convenience, I’d buy it again in a heartbeat.
Ready to Check the Price?
If you drive a full-size truck or SUV and hate carrying separate gear, this all-in-one jump starter and compressor is absolutely worth a look.
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