INLAAPUM YTJ-B2-04 4000A Jump Starter with Air Compressor

The INLAAPUM YTJ-B2-04 combines a portable car jump starter with an air compressor, plus claimed vacuum, blower, power-bank and LED-light functions. Its listing specifies 4000 A peak output and a 2000 milliamp_hours battery capacity, so buyers should weigh the broad feature set against the relatively modest stated capacity and check the engine, inflation and kit details that matter for their use.

At a glance

Combines jump starting and tire inflation with claimed vacuum, blower, power-bank and LED work-light functions.
The listing claims 4000 A peak output and support for engines up to 9.0L gas and 8.0L diesel.
Inflator claims include 150PSI maximum pressure, 35L/Min airflow, six preset modes and automatic shutoff at the target pressure.
The listing states up to 20 starts per charge and advises charging above 50% before starting a vehicle.

Price

$49.99Save 17%

Reference price: ~~$59.99~~

Price checked: Nov 14, 2026

View offer

Pros and cons

Pros

Several roadside and vehicle-care functions are combined in one device, potentially reducing the number of separate tools to carry.
Inflator presets and target-pressure shutoff are described for tires and other inflatables.
The listing specifies a broad operating-temperature range of -4°F to 140°F.

Cons

The stated 2000 milliamp_hours capacity is a key limitation to consider for buyers expecting frequent jump starts or extended power-bank use.

Technical specifications

12 specifications

Identity
Brand	INLAAPUM
Model	YTJ-B2-04
Manufacturer part number	B2

Power and battery
Battery type	Lithium Ion
Battery capacity	2000 milliamp_hours
Voltage	12 volts
Peak output current	4000 A
Amperage	5 A

Inflation and vehicle claims
Maximum pressure	150PSI
Airflow rate	35L/Min
Listed vehicle types	Truck, Car, Motorcycle, SUV, Motorcycle, Lawn Mower, Snowmobile, RV, Scooter, VAN

Operating conditions
Operating temperature	-4°F to 140°F

What to know before buying

For vehicle starting, the listing advises battery charge above 50% and starting within 30 seconds after connecting the smart clip. Avoid prolonged use or storage in high-temperature environments.

Listing details to confirm

Listing details are inconsistent or unconfirmed: the title and feature copy describe a 4000A jump starter, while the technical field gives a 4000 A peak output and lists a separate 5 A amperage. The listing also claims support for 9.0L gas and 8.0L diesel engines and up to 20 starts per charge, but does not substantiate those performance claims independently. Kit claims conflict: the explicit contents list names an EVA storage box, adapters, hoses, nozzles, cables, vacuum and blower components, while the feature copy additionally claims a Type-C cable and durable storage case. Confirm the selected listing's included items before purchase.

What’s in the box

EVA storage boxIncluded
AdaptersIncluded
Inflation hoseIncluded
NozzlesIncluded
Smart jumper cablesIncluded
VacuumIncluded
Blower hosesIncluded
Durable storage caseCheck selected pack
Type-C charging cableCheck selected pack

Check which accessories are included in your selected pack before buying.

Who is it for?

A good fit for

Drivers who want a single listed device for jump starting, tire inflation and occasional vehicle cleanup.
Buyers whose vehicle engine and roadside needs fit the listing's stated compatibility claims, after confirming suitability for their exact vehicle.

Less suited to

People who need a separately verified engine compatibility rating, measured inflation performance or guaranteed start count.
Buyers who need a larger stated battery capacity for frequent starts or extended device charging.

INLAAPUM YTJ-B2-04 4000A Jump Starter with Air Compressor · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.2 / 5 · 39 ratings

5 stars64%64%
4 stars17%17%
3 stars6%6%
2 stars5%5%
1 star8%8%

Aggregate ratings lean positive overall, but include a meaningful spread across the star categories. Without customer comments, they do not identify what buyers liked or disliked, or establish performance of the jump-starting, inflation, vacuum or blower functions. Use the stated specifications and your vehicle requirements to assess fit.

Frequently asked questions

What engine sizes does the listing say this jump starter supports?

It claims support for engines up to 9.0L gas and 8.0L diesel. Treat that as a listing claim and confirm it matches your vehicle before relying on the device.

What does the air compressor claim?

The listing states 150PSI maximum pressure and 35L/Min airflow, with six preset modes and automatic shutoff at the target pressure.

What is stated about battery capacity and starting conditions?

The listed battery capacity is 2000 milliamp_hours. The listing advises charge above 50% before a vehicle start and says to start within 30 seconds after connecting the smart clip.

What comes in the kit?

The explicit contents list names an EVA storage box, adapters, inflation hose and nozzles, smart jumper cables, and vacuum and blower hoses and nozzles. Feature copy also claims a Type-C charging cable and storage case, so confirm the package contents on the selected listing.