Is the GOOLOO A3 12V 3000A Portable Jump worth it?
A top pick in Tools & Equipment on Amazon (#2 when we checked, Nov 4, 2026)
Worth it if you want one compact roadside tool for 12V jump starts, tire inflation and emergency USB charging. The GOOLOO A3 combines a claimed 3000A peak output with a 150 PSI cordless inflator, pressure display and automatic shut-off.
Good to know: If you mainly need a tire inflator for frequent workshop use, look for a dedicated model with specifications built around that single job.
A portable jump starter that also handles low tires
The driveway is not a showroom, and a dead battery rarely arrives at a convenient time. The GOOLOO A3 Portable Jump gives you a 12V jump starter and a cordless air compressor in one compact unit measuring 4.96 by 5.87 by 2.3 inches.
The useful design choice is the built-in pressure control. The A3 detects tire pressure, shows it on an LED screen, and shuts off automatically at the selected point. That means you can set the target, connect the pump, and avoid standing over the tire guessing when to stop. It supports PSI, BAR and KPA, with car, SUV, bike, ball and custom inflation modes.
The same battery pack is also the emergency power source. The listing says it can jump 12V vehicles, charge USB devices, provide an LED light, and inflate tires or sports equipment with five included nozzles. The maker rates the compressor at up to 150 PSI and says a full charge provides up to 45 minutes of wireless inflation.
That is the practical reframe: you are not carrying a jump box and a separate pump for occasional roadside problems. You are carrying one rechargeable kit, with protection features including reverse-connection, short-circuit, overcurrent, overheating and overcharge protection.
The value is in combining several emergency jobs in one carrying case: jump starting, tire inflation, USB charging, lighting and pressure measurement. The included cable, pump tube and five nozzles make the kit ready for more than one vehicle task.
Great for
- Drivers building a compact roadside emergency kit
- Owners of 12V cars, trucks, RVs, motorcycles, ATVs or lawn equipment
- Anyone who wants jump starting and tire inflation in one device
- Travelers who may need USB charging or an emergency LED light
Maybe not for you if
- You want a dedicated inflator for repeated workshop jobs
- Your vehicle is not a 12V system
- You need a different engine-size or equipment fit than the listed limits
The GOOLOO A3 is a strong fit for drivers who want a compact 12V emergency kit rather than a jump starter alone. It supports gas engines up to 9.0L and diesel engines up to 6.5L according to the listing, while adding a cordless 150 PSI inflator, USB charging, an LED light and five nozzles. Check your vehicle and storage needs first, then keep it charged as directed. For roadside versatility in a small case, it earns its place.
Amazon shoppers rate it 4.4 out of 5 across 4,987 ratings. That is their number, not ours.
Quick answers before you buy
What vehicles can the GOOLOO A3 jump start?
It is listed for 12V vehicles, including passenger cars, trucks, RVs, motorcycles, ATVs, UTVs, tractors, vans and lawn mowers. The maker lists support up to 9.0L gas and 6.5L diesel engines.
Does the GOOLOO A3 include an air compressor?
Yes. It has a cordless inflator rated up to 150 PSI, five inflation modes, pressure detection, a digital display and automatic shut-off.
What comes in the box?
You get the jump starter, smart jumper cable, USB-A to USB-C cable, carrying bag, pump tube, five air nozzles and user manual.
Can it charge a phone?
Yes. The listing says the built-in battery can charge USB devices such as smartphones and tablets.
How should it be stored?
Fully charge it before first use and recharge it at least every three months during long-term storage. Store and operate it within the listed temperature range.
The spec sheet, for those who want it
| Battery Type | Lithium Polymer |
|---|---|
| Voltage | 12 volts |
| Compatible with Vehicle Type | ATV, Lawn Mower, Motorcycle, Passenger Car, RV, Tractor, Truck, UTV, Van |
| Battery Capacity | 12000 milliamp_hours |
| Amperage | 3000 A |
| Peak Output Current | 3000 A |
| Automotive Fit Type | Universal Fit |
| Item Dimensions D x W x H | 4.96"D x 5.87"W x 2.3"H |
| Brand Name | GOOLOO |
| Manufacturer Part Number | JS-506 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Item Highlight | Supersafe Car Battery Booster Pack (9L Gas/6.5L Diesel) - BOOST for Dead Battery - 150 PSI Auto-Off Tire Inflator - LED Light |
| Model Number | JS-506 |
| Brand | GOOLOO |
| Battery Cell Composition | Lithium Polymer |
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