1TEC Cooling System: Equipped with a TEC algorithm, this mobile phone cooler utilizes fast cooling technology to provide three times enhanced cooling performance. 2Aluminum Material: Crafted with high purity aerospace grade aluminum, this phone cooler delivers a refreshing and icy feel while the powerful turbo fan doubles the heat dissipation effect. 3Built in Magnetic Core Design: With a quick and responsive magnetic core design, the phone radiator fan tightly adheres to your phone, ensuring a secure attachment. 4Intelligent Temperature Control: This phone cooler features intelligent temperature control, providing long lasting cooling effects. It also includes a temperature display, ensuring that your phone remains cool during operation. 5Versatile Application: Compact and portable, this cell phone cooling fan is suitable for playing games, watching videos, live streaming, and various other activities where keeping your device cool is essential.