The Telesin USB Cooling Fan for Phones P9-mpr-01 is a compact, portable USB-powered cooler designed to lower surface temperatures of smartphones and other small electronic devices. Featuring active airflow and a magnetic mounting system, it provides supplemental cooling during intensive tasks such as mobile gaming, prolonged video calls, or extended streaming sessions. The unit is lightweight and intended for temporary attachment to phone bodies or compatible cases where extra heat dissipation is needed.
Advantages
This portable USB phone cooler delivers continuous airflow to help reduce thermal throttling and maintain performance during sustained use. Its magnetic mount enables quick, tool-free attachment and alignment, while the compact form factor makes it easy to carry in a bag or pocket. Being USB powered, the cooler is compatible with common USB power sources such as power banks, USB adapters, or laptop ports, providing flexible operation without a dedicated power supply.
Suitable for
- Mobile gaming sessions where the device heats up
- Extended video calls or live streaming on a smartphone
- Recording video or using processor-intensive apps
- Temporary supplemental cooling when charging and using a device simultaneously
Key specifications
- Power input: USB-powered (compatible with standard USB power sources)
- Cooling method: Active airflow fan
- Mount type: Magnetic attachment for quick mounting to phone or case
- Form factor: Compact and lightweight portable design
- Intended devices: Smartphones and other small electronic devices
How to use
Attach the magnetic cooler to the back of your smartphone or to a compatible phone case, ensuring the magnet aligns with a flat surface for stable contact. Connect the fan to a USB power source such as a power bank, USB wall adapter, or computer port. Operate the device during sessions that cause elevated temperatures; monitor device comfort and stop use if the cooler interferes with device operation or case integrity.
Usage recommendations
For best results, place the magnetic cooler on a flat area of the phone chassis or a thin case to maximize heat transfer. Avoid covering vents, ports, or cameras. Use with a reliable USB power source and disconnect when not in use. Do not expose the cooler to water or extreme temperatures and handle the magnetic mount carefully around credit cards and magnetic media.
