AstroAI GL-1404A Digital Tire Pressure Gauge with Inflator

AstroAI GL-1404A is a digital tire pressure gauge and inflator that combines pressure reading, inflation and bleeding in one unit. Its backlit display and four selectable pressure units suit owners who want to check and adjust tires using a compatible air compressor.

At a glance

One unit handles pressure readings, inflation and deflation through a built-in bleed valve.
Backlit LCD displays pressure in PSI, KPA, Bar or Kg/cm^2.
Listing claims a 3-250 PSI range and accuracy within 1%.
Automatic shutoff is listed after 20 seconds without activity.
Intended for use with compatible ¼-inch NPT compressor connections.

Price

$24.94Save 26%

Reference price: ~~$33.89~~

Price checked: Nov 14, 2026

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Pros and cons

Pros

Combines a gauge, inflator and bleed valve, so pressure can be checked and adjusted without switching tools.
Four selectable pressure units and a backlit screen support use in different lighting and measurement preferences.
Automatic shutoff after inactivity is intended to conserve battery life.

Technical specifications

14 specifications

Identity
Brand	AstroAI
Model	GL-1404A
Part number	TD3 SE

Pressure measurement and controls
Claimed pressure range	3-250 PSI (0.2-17.2 Bar; 0.21-1724 Kpa; 0.2-17.5 kg/cm^2)
Claimed accuracy	within 1% of the exact pressure of your tire
Display units	PSI, KPA, Bar, and Kg/cm^2
Automatic shutoff	after 20 seconds of inactivity

Connection and construction
Compressor connection compatibility	¼” NPT air compressors output and ¼" NPT Quick- Connect Fitting.
Materials	Brass, Stainless Steel
Thread style	Npt

Dimensions and installation
Dimensions listed	8.26 x 3.15 x 3.34 inches
Weight listed	8 ounces

Electrical
Voltage	3 volts

Warranty
Warranty description	3 Year Warranty by AstroAI

What to know before buying

The accuracy and pressure-range figures are manufacturer claims, not independently verified measurements. An air compressor is needed for inflation, and the listing specifies compatibility with ¼-inch NPT compressor connections. The displayed shutoff timing is 20 seconds of inactivity.

What’s in the box

Included

Who is it for?

A good fit for

Drivers and vehicle owners who want one tool to check, inflate and bleed tire pressure.
Users with an air compressor and compatible ¼-inch NPT connection.
People who prefer a backlit digital readout and selectable pressure units.

Less suited to

Anyone seeking a standalone electric tire inflator, since the listed tool connects to an air compressor.
Buyers whose compressor connection is not compatible with the stated ¼-inch NPT fittings.

AstroAI GL-1404A Digital Tire Pressure Gauge with Inflator · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.6 / 5 · 23,395 ratings

5 stars76%76%
4 stars15%15%
3 stars4%4%
2 stars2%2%
1 star3%3%

Customer feedback highlights convenient operation, readable display and perceived accuracy, which are useful qualities for routine pressure checks. Reports about the chuck sealing on the valve and long-term durability are mixed, so buyers should factor in the importance of a reliable seal and repeated workshop use. These impressions are customer reports and do not independently confirm the listed accuracy claim.

Positive themes

Customers describe the gauge as easy to use and appreciate its readable display.
Customers report satisfactory functionality and readings.

Mixed feedback

Feedback on the chuck's seal is mixed. Some appreciate how it locks onto the valve stem, while others report sealing problems.
Durability feedback is mixed, with reports ranging from lasting construction to breakage after light use.