Duration Power DP-7620 Rechargeable Desktop Fan With LED Light. Brand: Duration Power Color: Any Color Country of Origin: China Battery Capacity: 2800 mAh Charging Backup: 1-2hours Features Effective Wind Speed: 4.2 M/S USB (Charging) Cable Red LED Charging Green LED Fully Charged Rechargeable Fan, SMD LED Night Light With Bottom Hook Model: DP-7620 Input: 5V === 1A Voltage: 4V Power Consumption: 4.8W