OPOLAR Battery Operated Fan, 5200mA Rechargeable Battery Powered Fan, Strong Wind but Quiet, Timer Setting

✪5200mAh Battery: The OPOLAR desk fan runs on 5200mAh large rechargeable battery (NOT REMOVABLE). Even when operating at the highest speed, the fully charged battery will last for 9 long hours. It makes the desk fan extremely suitable even for outdoor travel. ✪Timer Control: A timer function is embedded in the fan, which allows you to control the operational hours of the fan. The timer is available for one, two and four hours. After running for the set duration, the fan will automatically get switched off. ✪Multiple Power Supply Options: The fan comes with multiple power supply options. You can either power it via a USB cable or batteries that come with the fan. Even a cell phone adapter can be used for charging the battery present in the fan. The multiple power supply options make it extremely convenient for both indoor and outdoor usage. ✪0 to 90 Degree Rotation: You can adjust the degree of rotation for the fan