... air-cooling, healthy,eco-friendly Electric cooling fan, stand fan,mini USB tower fan 2.5W MINI TOWER FAN ---new upgrade versionUSB line operated, with ... ) Power: 2.5W, 500 mA, AC:100-240V/50-60Hz DC:5V3) Material: ABS 4) Plug the USB line(included) into ... height (33cm) Dim:6cm 1set included: USB cable+tower fan+manual(battery not included) Electric cooling fan, stand fan,mini USB tower fan 2.5W