About Product:KFK multi functional mobile phone USB mini fan, the use of ultra static micro fan, fan blade using TPE environmental materials production, hand accidentally touch, not scratch; easy to carry, outsourcing TEP material, bright color, good wind. Ultra quiet, below 30 minutes chanting, strong wind, small and exquisite, texture, fan blade super soft material, not to hurt the is essential in summer cooling is a good helper, Android interface Apple interface combo, any cell phone can be used. Easy to carry; using ultra quiet motor, environmental protection, energy saving, safe use