Featuring a magnetic suction design, this heat sink is strongly attached, not falling off, not displaced, fits your phone seamlessly and does not harm the device. This cooler uses low temperature semiconductor cooling technology that performs well to cool down quickly and provide efficient cooling to keep your phone running cool most of the time. It is constructed of ABS material. The diameter of this product is 5.85cm, and the height is 2.55cm. It is suitable for phones. Item Name: Cooling Fan Material: ABS Interface Type: Type-C Connection Method: Wired Suitable for Models: for Apple 12 or Above Series Charging Input: 5V/1.5A Features: Magnetic, Low Temperature, Mute Size Details: L: 5.85cm/2.3", W: 5.85cm/2.3", H: 2.55cm/1"(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Heat sink 1 x Power Cable 1 x User Manual 1 x Magnetic Lead Sheet