AstroAI L7 Car Tyre Inflator
Motors August 11, 2026
We all know we are meant to check our tyre pressure regularly, but it easily becomes one of those things you put off time and time again. However, its worth remembering that the right tyre pressure is critical for driver safety, tyre lifespan and fuel efficiency, something worth noting when fuel costs are horribly high right now. The AstroAI L7 Tyre Inflator could be a handy addition that earns its place in the boot by making tyre maintenance quick and painless.
Despite measuring just 66 × 50 × 134mm and weighing 528g, the cordless L7 packs a punch with it’s built in 4,000mAh rechargeable battery powers a compressor capable of delivering up to 150 PSI with an airflow of 17L/min. In real terms, that’s enough to inflate a 195/65 R15 tyre from 30 to 36 PSI in under 1.5 minutes, making it far quicker than many compact inflators in its price range.
Using it is super simple, there are four preset modes that cover cars, motorcycles, bicycles and even balls, alongside a fully custom mode that lets you select any pressure between 3 and 150 PSI. The large TRUEGAUGE digital display shows you the PSI, Bar, kPa and kg/cm². You literally cannot go wrong as the automatic shut off function prevents any accidental over inflation.
AstroAI has also included several thoughtful extras. A built in LED light offers torch, SOS and strobe modes for roadside emergencies, while the USB C charging port and USB A output allow the inflator to double as a handy emergency power bank for your phone. Everything fits neatly into the supplied storage pouch, making it easy to keep in the car without creating yet more boot clutter.
The compressor reaches around 80dB during operation, so it’s hardly whisper quiet, and the battery will need recharging after repeated use. It’s also intended for cars, motorcycles, bicycles and sports equipment rather than heavy duty truck or caravan tyres.
For everyday motorists, though, the AstroAI L7 is an excellent little investment. Compact and easy to use, it’s one of those tools that can easily integrate into car maintenances and make you feel superior to all your poorly inflated friends.RRP £24.99
- Inflates tyres in under 1.5 minutes
- Compact 528g cordless design
- 150 PSI maximum pressure
- Accurate TRUEGAUGE display with auto shut off
- Built in LED light and emergency power bank
- Noticeably noisy during use
- Battery requires recharging after repeated inflations
- Not suitable for heavy duty vehicle tyres
- Short inflation hose limits reach slightly
