VIVISKY Portable Phone Fan 3 in 1 Phone Cooling Fan Power Bank Stand Holder Suitable for Any Smart Phone Tablet(Black) This type phone cooler can rapid cooling, general cooling just takes a few minutes. On the other hand you can also hang on the phone directly when you play the game, do not heat, not cardton, more carefree, can enjoy your beautiful time. Large-capacity energy-saving battery that can lasting life 14-17 hours. The shell use wear-resistant material and feel pure. Inside use of efficient import chip, to ensure that the use of strong premise, to prevent built-in failure, effective protection of internal and external perfect. Widely compatible, as you think. Widely compatible with any mobile phones, flat. Use of natural air cooling principle, efficient and rapid cooling. On the back with strong suction (strong magnet + six strong sucker) and other global innovation technology. Let you use more convenient. The cooling speed more than four times faster than normal temperature cooling. Let you say goodbye to the phone heat and shutdown, efficient work. The light and compact, wireless and convenient is what you want. Buy this phone cooler can get free mobile phone stand, you can watch anytime anywhere. This phone stand 360 degrees any rotation, each angle is solid. Can release the hands, enjoy entertainment.