Mobile phone cooler has a telescopic mobile phone holder function to free your hands. And the low noise design makes it not disturb life. With strong wind and fast heat dissipation effect, this mobile phone cooling fan can protect the battery, delay battery aging and prolong battery life. It is made of plastic and electroplating material. The length of this product is 8cm, the width is 6.3cm and the height is 3.3cm. And the cable length is 1.5m. The product is compatible with all phone models. It has built-in protective device blue light, and it is operated by one key. Item Name: Mobile Phone Cooler Material: Plastic, Electroplating Interface: Type-C Input Current: DC 5V/2A Output Power: 10W Built in Battery Capacity: 300mAh (Included) Decibel: Less Than or Equal to 25dB Cable Length: 1.5m Applicable: Compatible with All Mobile Phone Models Features: Rapid Cooling. Built-in Blue Light, Telescopic Phone Holder Size Details: Phone Cooler L: 8cm/3.15", W: 6.3cm/2.48", H: 3.3cm/1.3"(Approx.) Cable Length: 1.5cm/0.59" (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 Mobile Phone Cooler 1 x Charging Cable