AstroAI Car Tyre Inflator Air Compressor, Cordless Battery Bike Pump 150PSI

First Impressions & Build: When this pump arrived, it was a little bulkier and had a slightly larger footprint than I originally anticipated. However, handling it immediately gives you confidence in its durability. It feels robust, well-constructed, and clearly built to last as a permanent car boot emergency tool. Performance & Multi-Vehicle Testing: Don't let the size fool you—this compressor packs a serious punch. I originally bought it strictly for car tyre maintenance, but it has completely blown me away with its versatility. I tested it on my bicycle tyres, and it inflated them incredibly fast without breaking a sweat or overheating. Accuracy & Usability: The digital screen is bright and easy to read. What I love most is the sheer precision of the digital display. The pressure readings match up perfectly with my manual gauge, taking away all the frustrating guesswork of over or under-inflating. It functions exactly as advertised."Pros:High-power inflation that saves trips to the petrol station.Spot-on digital gauge accuracy.Solid, heavy-duty build quality.Cons:Slightly chunkier than sleek pocket-sized alternatives, but the rapid speed makes up for the footprint.

For the price I was expecting something cheap and cheerful. I was surprised by how weighty and solid it is. It was fully charged when It arrived and I have only used it to inflate my bike tyres. But It was so easy to use I didn't need to read the instructions. Just use the bottom button to pick bike/car etc, then attach to valve, it shows you the current PSI, then just use the right and left buttons to choose your target PSI and click middle button to start. It then inflates to the PSI you chose and stops. Fool proof. So impressed I've bought another for my Dad because I accidently broke his foot pump last time I used it. I hope it lasts.

This little tyre inflator has quickly become one of those products I’m glad to keep in the car. It’s compact, easy to use, and takes the hassle out of checking and topping up tyre pressures. The digital display is clear and easy to read, and I like that you can set the desired pressure and let it stop automatically when it reaches the target. It’s much more convenient than using petrol station air pumps, especially when you just need to make a quick adjustment. I’ve used it on my car tyres several times and it’s performed well every time. Inflation speed is reasonable, and the unit feels solid and well built. The fact that it’s rechargeable also means there are no cables trailing across the car while you’re using it. The only thing worth noting is battery life. In my experience, after inflating or topping up around four car tyres, it’s definitely ready for a recharge. That’s not a major issue for me, but it’s worth remembering if you’re planning to use it on multiple vehicles or for longer jobs. Overall, it’s a reliable and portable inflator that’s ideal for keeping in the boot for regular tyre maintenance or unexpected situations. I’d happily recommend it.

Compact, nice heft to it, arrived charged, clear bright screen easy to read, lamp can be white light or red warning light, seems a nice bit of kit… I like it, it compares well to the other inflator I have.

I've only just bought this and tested it today. I deflated one tyre by a few psi (the others were around 1 to 2 psi low) and re-inflated them all. I found the pump simple to set up and use. The instructions were clearer than is often the case! Connection to the car tyres was as simple as may be imagined and it worked effectively without excess noise. Increasing the pressure in one tyre of my Skoda Octavia from 29psi to 34psi took just over 1 minute. It did not get hot in this time but I cannot comment on longer periods of use. After this quick 'top-up' (and this will be my most common use of the pump) the battery indicator still showed the full 3 bar symbol so I cannot comment on how long the battery would last. The pressures indicated agreed well with my pocket mechanical pressure gauge and my previous electric pump, though there is no guarantee of the accuracy of these device. A couple of comments; I found the inflation tube a bit short, particularly when the valve was at the top of the tyre. I had to hold the pump for this tyre so that the body did not hang on the tube. The videos in the Amazon listing show the pump standing upright in use. I notice, however, that there is what appears to be an air intake grill on the bottom so I felt it wise to lay the pump on its back in use. Overall, I consider this to be an effective pump supplied at a price more favourable than found in high street stores. Product life (eventually the battery will fail) is the main unknown factor.

I was very pleased with this product. It's well built and reasonably affordable. I had 2 other tyre inflators previously and I was unimpressed with them. Dare I say it... this tyre inflator has blown me away.

Bought the first and thought I should get one for the wife too! These are so quick and convenient and so much less hassle than plugging a pump into the cigar lighter. I’d even take one of these cycling since it is small enough to fit in a saddle bag.

I'm going to make an important comment about the capacity of these pumps and their ability to inflate a totally flat tyre.... To start, when I recieved the two units I'd ordered I was initially happy with them just to top off my tyres that had lost a few PSI. A few weeks later I had a completely flat tyre and so tried to inflate it with my fully charged* pump. Except it only got to 28psi before the battery died, and I had to connect the second fully charged unit and carry on. Obviously I wasn't happy about this and it seemed as though one of the units wasn't performing as well as the other. So I contacted Astro. Astro pointed out these pumps are benchmarked against a 195/65R15 tyre, whereas I was using it on 225/45R17 tyres. They offered me a £10 refund if I decided to keep the "faulty" one. I'd noticed a few other reviews complaining of similar problems. But in my case at least, it turned out to be "operator error"! Because these units take quite a long time to charge fully, I think I'd actually disconnected them before they were fully charged. Because I decided to retest both, from a true full charge, on a fully flat (0psi) 225/45R17 tyre, and both units were able to inflate to 38psi (takes around 8 mins) with over 50% battery remaining. Turns out I'm a spud, and these pumps are actually perfectly fine for the job. Even a fully flat 17" tyre.

It pumps for less than 90seconds after fully charged, tyre went from 21 to 26 psi

Love this! I 3d printed a case and keep it in the car at all times. Fantastic to have around for balls, bike tyres etc. Essential bit of kit.

Product faulty - By the time I got to 'use' it, the product return date had expired (only two weeks!).

excellent

Szybka dostawa, dobra jakość wykonania i bezproblemowe działanie. Produkt zgodny z opisem. Polecam.