AstroAI

AstroAI L7 Tire Inflator Portable Air Compressor Cordless Mini Bike Pump with Digital Dual Values Display 150 PSI

865+ bought in the past month

$19.94$39.99

About this item

  • ADVANCED TRUEGAUGE SCREEN: This battery tire inflator includes updated sensor technology, capable of collecting pressure data from tire inflators at a frequency of 200 times per second. Its valid data rate is higher than 80%, which is 60% better than the market average. Wherever you go, accurate readings help you drive safely.
  • EASY TO USE: You can choose 4+N smart modes (car, motorcycle, bicycle, ball, and custom) based on your various inflation needs. You can also easily choose between 4 pressure units as needed (PSI, Bar, kPa, kg/cm²). The custom mode allows you to freely preset the desired pressure value (3-150PSI) based on the inflatables you want to inflate.
  • 2X FASTER INFLATION & COMPACT: Weighing less than 1 pound, this portable tire inflator is easy to carry and store in any limited space, such as cars, bike racks, or backpacks. The compressor’s 150 PSI maximum pressure, coupled with its 17L/min airflow delivers 2X faster inflation. It can refill a 195/65R15 tire from 30 to 36 PSI in 1.5 minutes.
  • LONG RUNTIME & AUTO-OFF: After fully charging, the built-in 4000mAh large-capacity battery allows the car tire pump to refill up to 8 tires (195/65R15) from 30-36PSI. The preset function and auto-off function deliver a hands-free inflation experience. With just one press, the cordless bike tire pump will easily inflate car tires, motorcycle tires, bicycle tires (700*23C/700*38C/29*2.25), ebike tires, balls, and more. (Note: Incompatible with heavy-duty tires.
  • VERSATILE EMERGENCY TOOL: The bike pump can be used as more than an air pump, it is also a multifunctional emergency tool. The flashlight on the top has 3 modes (flashlight, SOS, and strobe) to illuminate the night for easy operation. The air compressor is equipped with USB-C and USB input/output ports, providing backup power for your phones and other electronic devices.
  • Storage Instructions: Store the air compressor in a cool and dry place and avoid direct sunlight. Please charge the car accessories to a battery level of 50%~ 80% long-term storage. Charge it every 3 months to prolong its battery life.
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Product details

BrandAstroAI
Voltage12 Volts
Recommended Uses For ProductTire Inflation
Power SourceBattery Powered
Noise Level80 Decibels

Technical specifications

brandAstroAI
voltage12 Volts
recommended_uses_for_productTire Inflation
power_sourceBattery Powered
noise_level80 Decibels
special_featureAutomatic Shut-Off, Digital, Portable
included_componentsAir Nozzles× 2, Needle Valve Adapter× 1, Presta to Schrader Adapter× 1, Cordless Tire Inflator × 1, Quick Connector× 1, USB Charging Cord× 1, User Manual× 1
item_weight15.4 ounces
maximum_power50 Watts
capacity35 Liters
colorOrange
materialABS Plastic, Metal
styleNon Silicone
air_flow_capacity17 Liters Per Minute
model_nameAIRUN L7
manufacturerAstroAI
upc810074984553
product_dimensions2.95 x 5.51 x 3.15 inches
item_model_numberAIRUN L7
batteries2 Lithium Ion batteries required. (included)
manufacturer_part_numberACACL7BK-CA
special_featuresAutomatic Shut-Off, Digital, Portable
best_sellers_rank#21 in Automotive ( See Top 100 in Automotive ) #2 in Wheel & Tire Air Compressors & Inflators
date_first_availableMay 28, 2024

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Customer reviews

4.39,307 ratings

Customers say

Customers find the air compressor works well, particularly for car tires, and appreciate its compact size and ease of use, especially for stroller tires. Customers disagree on the speed, with some finding it quicker than commercial inflators while others say it's not very fast.

★★★★★

This is a good quality product for the price paid.

Don McCuistonDecember 26, 2025

This is a compact inflator that has all the features you want in a pump. It handles anything you want to air up. It’s easy to set and use.You set the pressure you want and it stops itself. The battery is easy to recharge just like your phone The price is what got my attention, it’s a good value for the quality of the product. Read more

★★★★★

Handy tool that will be used often!

BeckyNovember 29, 2025

I'm extremely pleased with this tire inflator. We had a vehicle in the garage that had four flat tires; obviously hadn't been driven in a long while. The tires were flat enough that we didn't want the rims to be damaged, so I bought this pump to inflate them. I didn't time it to see how long it took to charge the pump, but it filled two tires from flat to full on one charge. We had to charge it again to air up the other two tires. If I'd have known this product existed, I'd have bought it long before now. It's fast, it's works great, it's small enough to store, it's easy to use. Love it. It comes with multiple adaptors depending on what you want to air up. You can set the machine to the tire pressure, hook it up and walk away, and it stops when the tire is filled to the right pressure. So nice! It inflates tires almost effortlessly. The quality of the product is excellent. It's lightweight, portable, has a small footprint. I will say that it got warm (but not hot) when airing up two flat tires. I would expect that and wasn't concerned about it at all, just surprised when we removed it after filling the second tire. This is definitely something I want to keep in my car for just-in-case situations, especially before car trips. Read more

★★★★☆

Works well, it has been helpful, and a good value.

luis etxenikeDecember 28, 2025

I have had this product for three months now, and used it several times. SHORT STORY: Worth it, good value, not perfect LONG STORY: It worked great for several "emergencies", this is, bringing my tires up to pressure recommendation. However there are several claims in the description of the products that they are not true. IT IS NOT TOO FAST: For my Prius, usually takes about 30-40 sec per PSI added CHARGE DOESNT LAST AS MUCH: Today I started with a 100% charge in my battery. It last about 26 min until it died. I'm that time, I was able to inflate of my tires from 15psi to 33psi, plus added 10psi to another tire before it run out of battery. Also I wish the device had a small compartment to store the parts, as I saw in other models. It is a very good place to be able to charge my phone with the battery and also use it as a flashlight. I am not sure how long the battery life will be ( this is how many times I can charge it and discharge it). Overall and for the price is a great product that will save you in emergencies or inconvenient trips to the tire shop. Don't expect a compressor. It will probably work great for motorbikes. I have used it for my bikes and also balls and it works just great. Read more

★★★★★

Great Air Compressor

FL_GIRLDecember 31, 2025

This pump worked great. I have only used it to pump bike tires. I appreciate the digital readout and how user-friendly it is. I have tried other electric pumps, but this one has stronger air pressure. It pumps up quickly. This pump is also compact, making it easy to store. Read more

★★★★★

Compact yet powerful.

Richard K.November 22, 2025

This little tire inflator is a life saver. It has already came in handy multiple times since I got it. It's easy to use and reliable/dependable. It does take a little while to charge, but it stays charged for a long time as well. I'm surprised at how powerful it is for how small and compact it is. Quite a worker it is. My neighbor seen me using it and came over and commented on how well it works and wished he would have got this one instead of a bigger, more expensive one that doesn't even work as good as this handy little powerhouse that he got as a gift, so, he was a little disappointed with his after seeing mine, but, being a gift, well, I guess he's kind of stuck with it. I keep it charged and vheck the air pressure every week now without having to drive to the local AM/PM anymore and keep it either in my car or living room so my room mate has access to it to air up his scooter tires that need air every 3 days. Convienience beats inconvienience everytime. Read more

★★★★★

Came back just to give this 5/5 review. Extremely versatile, portable, and reliable!

Shugang G.December 1, 2025

I cannot speak more highly about this portable pump. I bought it about a month ago originally just for my bike tires. I have tubeless bike tires, and this pump is able to pump fast enough to get the sealant to seal without any difficulty. I then realized that it can be used for my car tires as well, and it worked so marvelously. It's incredibly small so I now keep it in my car as a backup. The user interface is also very easy to use, and I like that I can toggle between my bike tire, car tire, and other things and it saves the PSI. It does heat up a little after 15 minutes of use, so it is good to give it a rest if you're going to use it for a long time. Read more

★★★★★

Reliable, easy to use, and great to keep in the car

AZShopGirlNovember 19, 2025

This tire inflator deserves 5 stars from me. It’s compact, simple to operate, and surprisingly powerful for its size. I keep it in my car for emergencies, and it has already come in handy more than once. The digital display is bright and accurate, and I like that I can set the PSI and let it automatically stop when it reaches the right level. It inflates my tires quickly, and the cordless design makes the whole process so much easier than dealing with a noisy, bulky compressor. The battery life is solid, and the fact that it’s lightweight means I can store it in my glove compartment without taking up much room. It uses a USB-C charger and cord. It inflated my 4 tires in 6-7 minutes. Overall, it’s a great little tool to have: convenient, dependable, and absolutely worth the price. I’m really glad I bought it. I no longer have to visit my local tires shop for tire inflation. Winning! Read more

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