WOLLAR B33 4000A Jump Starter with 160 PSI Air Compressor

Compressor: The WOLLAR B33 jump starter combines a claimed 4000A peak output with a tire inflator, LED light, power bank and SOS function. Its compact listed dimensions and bundled case suit keeping several roadside tools together, though the advertised engine, pump and battery figures are manufacturer claims rather than independently verified results.

At a glance

Combines jump starting, tire inflation, an LED flashlight, power-bank charging and an SOS beacon in one unit.
Listing claims compatibility with engines up to 10.0L gas and 10.0L diesel, including at -4°F (-20°C).
The compressor is described as dual-cylinder with 60L/Min airflow and 160PSI maximum pressure.
Inflator features listed include five preset modes, automatic shutoff and eight nozzles.
The listing claims IP64 dust and water resistance and a -4°F to 140°F operating range.

Price

$76.49Save 15%

Reference price: ~~$89.99~~

Price checked: Nov 14, 2026

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Pros and cons

Pros

Several roadside functions are integrated, reducing the number of separate devices to carry.
The listed 24,000mAh capacity and claimed power-bank role add phone charging to the emergency functions.
A carrying case, smart clamps, charging cable, air hose and four nozzles are listed as included.

Cons

At 2.9 pounds, it is heavier than a basic jump pack without an integrated compressor.

Technical specifications

11 specifications

Identity
Brand	WOLLAR
Model	B33

Power and battery
Battery type	Lithium Ion
Battery capacity	24000 milliamp_hours
Voltage	12 volts
Peak output current	4000 A

Inflation and functions
Maximum compressor pressure	160PSI
Airflow	60L/Min
Pump presets	5 preset modes

Dimensions and installation
Dimensions listed	8.84"D x 3.27"W x 4.49"H
Weight listed	2.9 pounds

What to know before buying

Listing details to confirm

The 4000A peak output, 10L engine capacity, 160PSI compressor, 60L/Min airflow, cold-start capability, charge counts, continuous run time, protection features, IP64 rating and warranty are listing claims, not independently established performance. The title gives 88.8Wh while the detailed battery specification gives 24000 milliamp_hours, so the relationship between those capacity figures is unconfirmed. Confirm the applicable warranty and operating instructions before relying on emergency-performance claims.

What’s in the box

Included

Jump starter with 160PSI air compressor
Air hose tube
Carrying case
Charging cable
User manual
Smart clamps
4x nozzle set

Who is it for?

A good fit for

Drivers who want one compact kit for jump starting, tire inflation and emergency lighting.
Buyers who value a bundled carrying case and assorted inflation nozzles.

Less suited to

Buyers who need independently verified jump-start, cold-weather or tire-inflation performance.
Anyone seeking only a minimal, especially lightweight jump starter.

WOLLAR B33 4000A Jump Starter with 160 PSI Air Compressor · photo 2 — Additional product photo 2

Customer reviews on Amazon

5 / 5 · 11 ratings

5 stars100%100%
4 stars0%0%
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The supplied evidence contains only aggregate ratings, which are uniformly five-star in a small sample. That is an initially positive signal, but it does not show why customers rated the product or establish the jump-start and compressor claims. Treat it as limited feedback, especially if you depend on the stated engine capacity or cold-weather operation.

Frequently asked questions

What functions does the WOLLAR B33 combine?

The listing describes a jump starter, dual-cylinder air pump, LED flashlight with SOS mode, power bank and SOS beacon.

What compressor pressure does the listing specify?

It lists a maximum pressure of 160PSI, with 60L/Min airflow and five preset modes. These are manufacturer claims.

What vehicles is it claimed to support?

The listing claims use with engines up to 10.0L gas and 10.0L diesel. Confirm suitability for your vehicle and follow the product instructions.

What is listed in the package?

The contents list names the jump starter with compressor, air hose tube, carrying case, charging cable, user manual, smart clamps and a four-piece nozzle set.