X12 Semiconductor Magnetic Phone & Tablet Cooler

Engineered with ABS resin and high-grade aluminum alloy, this 145g X12 semiconductor phone and tablet cooler delivers high-powered 18W large-area refrigeration to eliminate thermal throttling, frame drops, and overheating during intense mobile gaming, video rendering, and live streaming. Powered via a Type-C plug-in interface, it provides rapid and continuous heat dissipation without internal battery drain, keeping your mobile device running smoothly under heavy processing loads.

Available in a 5V Standard Edition and a 9V Enhanced Edition, the X12 features an expansive cooling surface optimized for both smartphones and larger tablet devices. Its strong magnetic suction core snaps precisely onto MagSafe-compatible phones, magnetic tablet plates, and gaming surfaces, ensuring optimal thermal contact with your device's internal components while maintaining low-noise fan operation for clear in-game audio and voice chat.

Ideal for competitive esports players, live streamers, and mobile power users, this durable 18W radiator attaches securely to flat-backed devices without blocking hand grips or camera modules. Combining high-efficiency semiconductor refrigeration, large-area cooling plates, robust alloy-and-resin construction, and quick magnetic mounting, this plug-in phone radiator maintains peak device performance throughout long gaming sessions.