Standard USB interface, can mix and match digital devices, such as desktop computers, laptops, USB connector, car charger and so on, plug and play. The mini fans are unique and fashionable. Using 4.5 W brush less motor industrial fan make sure the high winds and long-life. With intelligent control system reliable performance the fans are fully functional and easy operationWith rechargeable battery lasts up to 2-3 hours (depending upon the speed) Three-speed settings, Extremely strong builtLength - 5.51 inches Breadth- 4.21 inches. No return request would be entertained from customers who do not pay attention to the dimensions of the fan at the time of placing the order."

• Brand: Handfan
• Model- HF-308
• Materials- ABS
• Output Power- (MAX): 4W
• Input (A): 0.5-1
• Charging Time- (H): 4-5Hour
• Working Hour- (H): 2-4 Hour
• Charger Input: 5V
• Battery: Li-ion 1200ma-3.7V