AstroAI T1 Digital Tire Inflator Gauge, 3–250 PSI

AstroAI T1 is a digital tire pressure gauge with an inflator, designed to connect to an air compressor for pressure checks, inflation and deflation. It combines a claimed 3–250 PSI range with four selectable units, while requiring a compatible compressor for its air functions.

At a glance

Combines pressure checks, inflation and deflation when connected to an air compressor.
Four selectable pressure units can suit different measurement preferences.
Backlit LCD is intended to aid reading in low-light conditions.
The product listing claims ANSI B40.7 Grade accuracy of ±1%.

Price

$22.09Save 15%

Reference price: ~~$25.99~~

Price checked: Nov 13, 2026

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Often bought together

ETENWOLF T300 Digital Tire Pressure Gauge 3-200 PSI | Industrial Tire Gauge Calibrated to ANSI B40.7 Grade 2A, Replaceable AAA Batteries (Vivid Orange)

$15.99

Pros and cons

Pros

One tool handles pressure measurement, inflation and deflation with a connected compressor.
Selectable PSI, BAR, KPA and KG/CM² readings provide unit flexibility.
The listed 3–250 PSI range is broad for the vehicle and bicycle applications named by the manufacturer.

Technical specifications

16 specifications

Identity
Brand	AstroAI
Model	GL-1401A
Manufacturer part number	T1

Pressure and operation
Pressure range	3-250PSI
Accuracy claim	ANSI B40.7 Grade (± 1%)
Selectable pressure units	PSI, BAR, KPA, and KG/CM²
Compressor connection compatibility	standard 1/4” NPT air compressor accessories
Automatic activation	Automatically turns on when it detects pressure above 10PSI
Automatic shutoff	turns off after 20 seconds of inactivity
Temperature accuracy claim	±0.1 PSI accuracy across -14°F to 122°F (-10°C to 50°C)

Construction and dimensions
Material listed	Brass
Thread type	Npt
Dimensions listed	24.5 x 11.7 x 4.5 centimetres
Weight claim	0.65 lbs

Display and power
Batteries	2 AAA batteries required. (included)

Warranty
Warranty description	2 Year

What to know before buying

The listing gives a 3–250 PSI measurement range, but its title advertises 250 PSI. Treat 250 PSI as the stated upper limit, not a separate accuracy or inflation guarantee. Accuracy and temperature performance are manufacturer claims, not independently verified here. Air functions require connection to an air compressor. The listing also presents model identifiers as GL-1401A and T1, and describes weight as both “less than a smartphone” and 0.65 lbs, so confirm the selected listing details if those particulars matter.

What’s in the box

Included

Tire pressure gauge with inflator

Who is it for?

A good fit for

Drivers who already have an air compressor and want a combined gauge, inflator and deflation tool.
Buyers who prefer a digital display and want to switch among four pressure units.
Users checking tires across the vehicle types listed by the manufacturer, subject to suitable compressor connections.

Less suited to

Anyone seeking a standalone electric tire inflator, since the listed unit works when connected to an air compressor.
Buyers who need confirmed exact weight or a single unambiguous model identifier without checking the listing.

AstroAI T1 Digital Tire Inflator Gauge, 3–250 PSI · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.4 / 5 · 421 ratings

5 stars74%74%
4 stars13%13%
3 stars5%5%
2 stars2%2%
1 star6%6%

Customer feedback describes the gauge as easy to use, easier to work with than traditional air chucks, and perceived as accurate, with positive comments about functionality and value. Those impressions may matter for routine pressure checks and compressor-connected inflation, but they do not verify the claimed accuracy or range. Feedback is mixed on leakage and durability, so buyers relying on it for frequent use may want to weigh those concerns.

Positive themes

Customers report ease of use and perceived measurement accuracy.
Feedback also mentions functionality and value positively.

Mixed feedback

Customer feedback is mixed on leakage.
Customer feedback is mixed on durability.

Frequently asked questions

Does the AstroAI T1 inflate tires on its own?

No standalone compressor is listed. Its inflation and deflation functions are described for use when connected to an air compressor.

What pressure units can it display?

The listing says it can switch among PSI, BAR, KPA and KG/CM².

What accuracy does AstroAI claim?

The listing claims ANSI B40.7 Grade accuracy of ±1%. It also states ±0.1 PSI accuracy across a specified temperature range. These are claims, not independent verification.

Are batteries included?

The product details state that two AAA batteries are required and included.