Key Takeaways
The AstroAI L4 is currently priced at $40 on Amazon, offering a 50% discount from its usual price of $80.
This portable air compressor functions as both an air pump and a power bank, delivering excellent performance and ease of use.
While it’s efficient and compact, the hose length could be improved, and it lacks an automatic deflation feature for overinflated tires.
A Convenient Must-Have for Emergencies
Until I tried it myself, I didn’t realize just how useful a portable air compressor could be. Previously, I relied on AC outlet-powered units or 12V compressors connected to a car’s power system. The idea of combining an air pump with a power bank, however, proved to be a game-changer.
The AstroAI L4 is a compact, versatile device that delivers 150 PSI maximum pressure and includes a 6,600mAh battery, providing up to 40 minutes of continuous use. The design integrates an air pump, power bank, and LED flashlight into one compact unit that measures just 6.49 x 2.75 x 1.96 inches and weighs only 1.1 pounds, making it the perfect item for your car’s glove box or your backpack during bike or motorcycle rides.
Specifications at a Glance
- Max Pressure: 150 PSI
- Battery Capacity: 6,600mAh, offering up to 40 minutes of use
- Air Pressure Units: PSI, KPA, BAR, KG/CM²
- Auto Stop: Yes
- Charging Input: USB Type-C
- Power Bank Output: USB-A
- Preset Modes: Car, Motorcycle, Bike, Ball, Custom
- LED Flashlight: White and red options
- Included Accessories: Nozzle adapters for inflating various items
The unit’s battery is powerful enough to inflate a standard car tire (195/65 R15) from 30 PSI to 36 PSI in less than a minute. On a full charge, the AstroAI L4 can top up up to a dozen car tires, making it highly efficient for on-the-go tire maintenance.
The AstroAI L4 features four preset modes tailored for different types of inflatables—car tires, motorcycle tires, bike tires, and balls. There’s also a customizable setting to adjust the pressure range as needed. The user interface is intuitive, with a large, easy-to-read display and simple controls, so you won’t need to fumble around looking for the manual in an emergency.
Convenience and Versatility
The device comes with a quick-connect hose, which is much easier and faster to use compared to screw-in connectors typically used for car tires. Additional adapters for bikes and balls are also included, enhancing the device’s versatility. In addition to its air-pumping capabilities, the AstroAI L4 doubles as a power bank with a USB-A output, allowing you to charge your phone or other devices when needed. The built-in LED flashlight, with both white and red lights, ensures you’re prepared for nighttime emergencies.
Room for Improvement
Although the AstroAI L4 performs admirably, there are a couple of areas where it could improve. The hose is a bit short (just 7.5 inches), meaning you’ll need to bend down to inflate car tires, which can be a bit uncomfortable. A longer hose would make the process more convenient but could also increase the size and weight of the unit. Additionally, the device doesn’t offer an automatic deflation option, so you’ll need to manually release air from overinflated tires, which could be cumbersome in certain situations.
Conclusion
At its regular price of $80, the AstroAI L4 is a competitively priced portable air compressor. With its multifunctional design as both a power bank and air pump, it’s a must-have tool for anyone who frequently travels by car, bike, or motorcycle. It’s a quick and efficient way to maintain tire pressure, which can save you money and keep you safer on the road.
Currently, the AstroAI L4 is available for just $40 on Amazon, offering an impressive 50% discount. If you’re looking for a reliable and compact air compressor, this is an opportunity you don’t want to miss.
As with any limited-time offer, this deal could expire at any moment, so be sure to act fast. At ZDNET, we’re committed to finding the best deals and ensuring that you have access to the latest discounts, so check back regularly for new savings opportunities.
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