Features: new magnetic design: We provide a magnetic ring, first you paste it on the back of the phone/tablet, and then you can firmly attach the cooling fan to the phone, which is very easy to use. Quickly cool down the phone: Use the phone/tablet for a long for time in summer, especially when using the phone/tablet to watch videos and for play games, it is very easy to get hot, which affects the life of the phone. This phone radiator is born to solve the heat of the phone of. Small and easy to carry: The fan size is only 50*50mm, and the weight is about 40g. It can be carried in a pocket or backpack at any for time, and it is convenient to carry out. USB power supply: the cooling fan adopts USB power supply, mobile power supply, notebook computer, USB adapter, etc. can all supply power to the fan, so you won'for t delay playing games or watching videos. Strong compatibility: The fan has a side length of about 50mm and a height of about 10mm, which is suitable for almost all for smart phones and tablets. Specifications: Type: mobile phone/tablet cooling fan Material: ABS, alloy Color as shown Fan size: approx. 50x50x10mm/2x2x0.39in Line length: retractable line type -75cm; ordinary type -100cm Applicable products: almost all for smart phones and tablets Note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1PC x cooling fan 1PC x Magnetic ring