Keep your phone cool, reliable, and performing at peak levels with a compact semiconductor cooler that uses active heat absorption for rapid temperature reduction and efficient thermal management. Key benefits Prevents performance throttling and slowdowns during gaming, streaming, or heavy multitasking by quickly removing heat from your device. Protects battery life and reduces risk of overheating-related damage by maintaining stable operating temperatures. Lets you keep using your phone for longer without interruption thanks to a detachable battery system and optional external battery connectivity. What it does Smart Thermal Control: Combines active heat absorption with semiconductor cooling technology to rapidly lower device temperature and maintain efficient thermal management for consistent phone performance. Intelligent Display System: Shows real-time temperature readouts and automatically adjusts cooling power. Designed to minimize condensation while giving clear, actionable temperature information. Easy to Install: Strong magnetic mounting enables quick, tool-free attachment and a secure fit on major phone models for steady contact and reliable cooling. Uninterrupted Runtime Assurance: Features a detachable battery that powers the cooler instead of drawing from your phone. Supports auxiliary external battery connection to extend runtime when needed. Compatibility and performance Designed to mount securely on major phone models using a powerful magnet, ensuring stable contact and sustained cooling performance. Semiconductor cooling provides fast, controllable temperature drops and consistent heat dissipation during extended high-load use. Practical use scenarios Mobile gaming: Keep frame rates steady and prevent throttling during long gaming sessions. Live streaming and video capture: Maintain stable performance and avoid overheating while recording high-resolution video. Long navigation or charging sessions: Prevent heat buildup when using GPS navigation or charging during heavy use. What you get Fast, intelligent cooling driven by semiconductor technology and active heat absorption Clear, real-time temperature monitoring with auto-adjustment to prevent condensation Tool-free magnetic installation for major phone models Detachable battery with external battery support to avoid draining your phone This cooler is a practical solution for anyone who needs reliable temperature control during intensive phone use, extending device usability and protecting performance without complicated setup.