Phone cooling fan is smooth for gaming and voice chat as it has zero decibels, no noise. The product has strong heat dissipation due to the dual heat dissipation chips and DC heat dissipation channel. The cooler is made of ABS, aluminum alloy, silicone, copper material, which is durable to use. The length of this product is 7.2cm, the width is 7.2cm and the height is 2.4cm. It is suitable for phone games. It comes with a silicone pad, which can be stretched up and down without scratching the phone. Item Name: Phone Cooling Fan Material: Copper,Silicone,Aluminum Alloy,ABS Color: Black Model: X12 Type: Upgrade Version (Icing Type), Ordinary Paragraph (Standard Type) Interface Type: Type-C Input Current: 5V2A Features: Strong Heat Dissipation, Portable, Mute Size Details: 7.2cm x 7.2cm x 2.4cm/2.83" x 2.83" x 0.94" (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 Phone Cooling Fan 1 x 1m Charging Cable 1 x User Manual