Product Description:1. It is smaller than your iphone8 ,you can put it in your pocket easily. It is a little heavier than an egg .Only 68g,you can take it outdoors without any effort.2.The small fan is equipped with a very powerful motor and polymer lithium battery,it provide strong airflow.3. The design is unique among many hand-held fans, The appearance looks like a camera with only one button.4. You can hang it on your neck or wrist with the lanyard so that you can do other things more conveniently.5. After repeated tests, it is found that if battery operated fan fullly charged it continuously supply medium wind for more than 100mins, and the maximum wind lasts for 80mins.It takes 90mins to be full charged.6. When it is charged the switch button is red, fullly charged the light is off.Specification:Power: 2.5wInput voltage:5VBatterycapacity: 800mAProduct material:ABSProduct size: 4.98*3.11*0.846inProduct configuration:Mini Handheld Fan *1USB cable line *1Lanyard *1Product manual *1