SERVOMASTER SM02E Cordless Tire Inflator, 150 PSI

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Product guide

SERVOMASTER SM02E Cordless Tire Inflator, 150 PSI

Cordless: The SERVOMASTER SM02E is a battery-powered tire inflator with pressure detection, a digital display and a claimed maximum pressure of 150 PSI. Its presets, automatic shut-off and LED modes are aimed at topping up compatible tires and inflating smaller items, while customer feedback raises concerns about battery life and noise.

At a glance

Cordless, battery-powered operation and compact dimensions support portable storage.
Four preset modes cover car, motorcycle, bicycle and ball inflation, according to the listing.
The display shows pressure, and the pump is claimed to stop automatically at the set target.
Three LED modes are listed: illumination, strobe and SOS.

Price

$20.69Save 20%

Reference price: ~~$25.99~~

Price checked: Nov 12, 2026

View offer

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Pros and cons

Pros

Presets and multiple pressure units make it adaptable to different listed inflation tasks.
The contents list includes a ball needle, a Presta-to-Schrader adapter and nozzle cones.
The manufacturer claims it can inflate a 195/55/R15 tire from 0 to 35 PSI in 5 minutes.

Cons

Customer feedback reports fast battery drain, and the listing gives no battery capacity or runtime.
Some customers report noise and internal rattling, while feedback is mixed on reliability, speed and pressure performance.

Technical specifications

15 specifications

Identity
Brand	SERVOMASTER
Model	SM02E
Colour	Black Green

Power and battery
Power configuration	Battery Powered
Charging time	It usually takes about 3 to 5 hours.
Charging connector	Type-C

Inflation
Maximum pressure	150
Preset modes	4 smart preset modes for car, motorcycle, bicycle, and ball
Pressure units	PSI, BAR, KPA, and KG/CM²
Automatic shut-off	automatically shut down when the target pressure is reached

Display and lighting
Display	large digital display screen
LED light modes	illumination, strobe, and SOS

Size and compatibility
Dimensions	14 × 7.5 × 20.5 cm (5.51 × 2.95 × 8.07 inches)
Listed uses	cars, motorcycles, bicycles, basketballs, and footballs
Compatibility limitation	Not compatible with large vehicles such as mid-size sedans, trucks, or buses

What to know before buying

Listing details to confirm

The claimed 150 maximum pressure is presented without a unit in the technical details, while a separate feature claim specifies 150 PSI. The listing also names cars as a use but says the inflator is not compatible with mid-size sedans, trucks or buses, so confirm vehicle suitability before relying on it. The five-minute inflation time is a manufacturer claim, not a guaranteed result.

What’s in the box

Included

Tire inflator
Air tube
Type-C charging cable
User manual
Ball needle valve
Presta-to-Schrader adapter
Air nozzle cones

Who is it for?

A good fit for

Drivers seeking a compact cordless pump for compatible tires and occasional pressure top-ups.
Cyclists and sports-ball users who can make use of the listed adapters and nozzle cones.
Buyers who want an onboard display, preset modes and automatic shut-off.

Less suited to

People needing a pump for mid-size sedans, trucks, buses or other large vehicles.
Buyers who need a specified battery runtime or dependable repeated inflation without recharging.

SERVOMASTER SM02E Cordless Tire Inflator, 150 PSI · photo 2 — Additional product photo 2

Customer reviews on Amazon

4 / 5 · 3,912 ratings

5 stars60%60%
4 stars13%13%
3 stars10%10%
2 stars3%3%
1 star14%14%

Customer feedback praises perceived quality, portability and acceptable value, but reports of rapid battery drain are a practical concern for anyone expecting several inflations per charge. Some customers also describe noise and rattling, while views on reliability, speed and pressure performance are mixed. The listing's compact size and automatic shut-off may suit occasional top-ups, but do not establish battery endurance or consistent inflation performance.

Positive themes

Customers describe the product's quality positively.
Customers mention portability and consider the product acceptable for its price.

Negative themes

Customer feedback reports battery life draining quickly.
Some customers describe noise and rattling.

Mixed feedback

Feedback is mixed on reliability, inflation speed and air-pressure performance.

Frequently asked questions

What pressure can the SM02E reach?

The listing states a maximum pressure of 150, but the technical detail does not give a unit. A feature claim separately says 150 PSI, so confirm the applicable rating in the selected listing.

Does it stop when the set pressure is reached?

Yes. The listing says it automatically shuts off at the preset target pressure.

How long does charging take?

The listing says a full charge usually takes about 3 to 5 hours.

Which vehicles is it suitable for?

The listing names car, motorcycle and bicycle tires, but also says the pump is not compatible with mid-size sedans, trucks or buses. Check whether your particular vehicle is supported.