Description Product Description Magnetic Holder:The clip-on fan holder has 4 small magnets which is magnetic strongly, it can fix the fan on hard places. iron like bicycle, car for example. 3 Speed Modes:This clip-on fan has three adjustable speeds: strong, medium and low, the different speeds make you satisfied almost all your summer and keep you cool . Powerful&Quiet:This portable clip-on fan is as powerful as it is practical, equips with 15w motor, strong but quiet enough, 25db noise even lower than whisper. Longer Function:The battery capacity of this portable clip fan is 4000mAh, the battery life much longer than other brands. Lasting 24 hours at speed 1, 15 hours at speed 2 and 5 hours at speed 3. Design for Perfume:The fan cover is detachable, you can put the perfume piece in it and then enjoy it. fragrant wind!