Review: ESR 15W Car Charger with MagSafe and CryoBoost

A Cool and Magnetic Solution for In-Car Wireless Charging

In our fast-paced day to day travel, staying connected has become paramount. The reliance on technology is greater than ever, and it’s imperative to have reliable and efficient charging solutions at our fingertips. The introduction of MagSafe technology has ushered in a new era of convenience in wireless charging, eliminating the need for tangled cables and offering a seamless way to juice up our devices while on the move. The ESR 15W Car Charger with MagSafe steps into this dynamic landscape, armed with the cutting-edge CryoBoost technology, ready to redefine your in-car charging experience. The question is, can it truly live up to the excitement it generates? Let’s take a closer look at this innovative charger, exploring its features, performance, and real-world practicality.

The ESR 15W Car Charger with MagSafe, equipped with CryoBoost technology promises to revolutionize your on-the-go in car charging. But does it truly make a difference? What sets this apart from other run-of-the-mill car phone chargers, is its revolutionary combination of cutting-edge technologies. While traditional car phone chargers offer basic charging functionality, this device takes it to the next level. MagSafe technology ensures a secure and effortless connection, eliminating the fumbling often associated with plugging in a charger while driving. Additionally, the inclusion of CryoBoost tech actively manages your device’s temperature during charging, preventing overheating and maintaining a consistently efficient charging speed, even during resource-intensive tasks. This combination of MagSafe and CryoBoost transforms your in-car charging from a mundane task to a seamless, hassle-free, and high-performance solution.

CryoBoost Technology – The Chilling Innovation

The ESR 15W Car Charger with MagSafe + CryoBoost doesn’t just rely on the standard wireless charging technology; it takes it a step further with its CryoBoost innovation. But what exactly is CryoBoost, and why should you care? Well, imagine a scorching summer day when you’re in your car, and your device’s battery is running on fumes. In such moments, CryoBoost comes to the rescue.

CryoBoost is designed to keep your device’s temperature in check during the charging process. It employs advanced cooling techniques to prevent your phone from overheating, a common issue when charging wirelessly, especially in warm weather or with intensive usage. The result? A more consistent and efficient charging experience, even when you’re navigating, streaming music, or running power-hungry apps.

One of the standout features of CryoBoost is its adaptability. It adjusts the cooling intensity based on the device’s temperature and usage, ensuring optimal charging without compromising on safety. This not only prolongs your device’s battery life, but also keeps it performing at its best.

MagSafe Magic – A Perfect Fit

MagSafe has taken the world by storm, and for good reason. Its magnetic alignment ensures a perfect fit every time you place your device on the charger. No more fumbling around in the dark, trying to find that elusive charging sweet spot. The ESR 15W Car Charger with MagSafe + CryoBoost embraces this technology flawlessly.

The magnetic attachment is strong and secure, preventing your phone from slipping off even on bumpy rides. Whether you’re an urban commuter navigating pothole-ridden streets or embarking on a road trip through uneven terrains, your device stays firmly in place, guaranteeing uninterrupted charging.

MagSafe also brings convenience to the forefront. With its magnetic snap, your device instantly connects to the charger, initiating the charging process without the need for any manual adjustments. This level of convenience is especially appreciated when you’re on the go and need to quickly charge your device without taking your eyes off the road.

Lightning-Fast Charging – The ESR 15W Advantage

Speed matters, and the ESR 15W Car Charger with MagSafe doesn’t disappoint. With a 15W output, it delivers a rapid charge to your compatible devices, ensuring you spend less time waiting for your battery to replenish and more time staying connected.

Whether you have an iPhone 12, 13, or any other MagSafe-compatible device, you can expect a seamless and speedy charging experience. Gone are the days of sluggish charging; the ESR 15W Car Charger with MagSafe and CryoBoost empowers you to get back to your activities faster, whether it’s capturing video moments, staying in touch with loved ones, or simply enjoying your favorite content.


  • CryoBoost Technology: The innovative cooling system keeps your device from overheating, ensuring safe and efficient charging, even during demanding tasks.
  • MagSafe Compatibility: The magnetic alignment makes charging a breeze, preventing accidental disconnections and offering a secure fit.
  • Fast Charging: With a 15W output, you’ll experience speedy recharges, allowing you to stay connected without interruption.
  • Adaptive Cooling: CryoBoost adapts to your device’s temperature and usage, optimizing the charging process while preserving your battery’s health.
  • Versatility: It is compatible with a wide range of MagSafe-enabled devices, making it a versatile solution for all your charging needs.


  • Device Limitation: While it excels with MagSafe-enabled devices, it may not be compatible with non-MagSafe smartphones, limiting its use for those with diverse tech ecosystems.
  • Price – High price tag compared to other wireless phone chargers
Key things to Remember
  • You must have a MagSafe compatible phone to use this device. (Example – iPhone 12 and up)
  • If you are using a case, the case must be MagSafe ready. A generic case will not hold your device.
  • Living in warmer climates like Texas, Florida, and Arizona can benefit from using this portable car charger.

In Conclusion

The ESR 15W Car Charger with MagSafe and CryoBoost is definitely something to check out, in the world of on-the-go charging. With innovative CryoBoost technology, it ensures your device stays cool and efficient, even during the most demanding tasks. MagSafe compatibility offers a perfect fit and unmatched convenience, while the 15W output guarantees rapid charging for your MagSafe-enabled devices. However, keep in mind that it might not be the best choice if you have non-MagSafe smartphones in your tech arsenal or the case you are using is blocking the MagSafe from connecting securely.

Priced at $109.99, the ESR 15W Car Charger with MagSafe and CryoBoost is available on the ESR Website and select retailers. Stay connected, stay cool, and embrace the future of wireless charging with ESR.

About Author
Bruce is a seasoned tech reviewer with a passion for exploring the latest gadgets and innovations. With years of experience testing and reviewing technology products, Bruce has become a trusted voice in the tech industry.