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This Fan-Equipped MagSafe Charger Kept My iPhone Cool in a Heat Wave

ESR CryoBoost actively cools your device while charging, even in extreme heat.

Latest news2 min

1Heat Waves and Tech

Consecutive heat waves in the US are affecting not just people but also tech devices. Apple recommends not charging iPhones above 95°F (35°C). Excessive heat can permanently reduce battery lifespan, making cooling solutions essential.

2Charging and Heat Generation

Battery charging naturally produces heat, with wireless charging being even less efficient. While normally manageable, heat waves exacerbate this issue. The ESR CryoBoost addresses this with its active cooling technology.

3Active Cooling System

The ESR CryoBoost features built-in fans in its charging pad that dissipate heat during charging. Testing shows the system effectively keeps iPhones cool even during extreme temperatures, preventing overheating issues.

4Dual-Fan Design

The charger includes two fans—one for the MagSafe pad and another for AirPods charging. These finely-bladed fans move significant air quietly. A 'sleep mode' button allows users to disable fans for silent operation when needed.

5Aluminum Heat Sink

ESR added an aluminum plate on the charger's back, acting as a heat sink to disperse warmth from the charging process. This passive cooling complements the fans, enhancing overall cooling efficiency.

63-in-1 Charging Station

The device simultaneously charges iPhones, AirPods, and Apple Watches. Its foldable Apple Watch puck and included 50W USB-C adapter make it versatile. Stickers prevent Watch rotation, though some may find them unnecessary.

7Portable Flip Design

Inspired by 90s flip phones, the CryoBoost folds to a compact size ideal for travel. Its hinge allows adjustable angles up to 75° but requires careful handling—it can pinch fingers when closing.

8Real-World Testing

During heat waves, the charger maintained iPhone temperatures effectively. Silent fan operation and stable charging stood out, though the spinning Watch charger was a minor annoyance. The design stays stable even with all devices attached.

9A Solution for Rising Temperatures

As climate change intensifies heat waves, products like the ESR CryoBoost ensure our devices remain functional. Its combination of active cooling and portability makes it particularly valuable for frequent travelers in hot climates.

Original article: Latest news — Fanlı MagSafe Şarj Cihazı Sıcak Havada iPhone'u Serin Tutuyor