Zyyini Portable Waist Fan, USB Rechargeable BT Cooling Wearable Waist Belt Fans, 4 Gears Speed, CW and CCW Strong Airflow Cooling Fan, for Summer Outdoor Camping (10000mah)

Waist Fan and Necklace Fan: You can use the included strap to clip this waist fan to your waist or pants, or wear it as a necklace for cooling. The dual clips ensure stable and comfortable usage. Short press the on off Key will show the power level of the device, then press the fan gear Key to start the fan, adjust the speed and so on.
BT Function, Super Strong Airflow: You can listen to songs while enjoy wind outdoors, can be used as a BT stereo, can also be used as a flashlight, can also be used as a fan. This waist fan is equipped with dual air outlets, which can provide strong wind up to 10m/s, 40% stronger than other portable waist clip fans. Upgraded technology prevents overheating even with prolonged use.
4 Speeds: 4 wind speeds adjustable, d1, , d3, d4, with the highest speed being d4. This new hanging waist fan is the best choice for outdoor workers in hot environment. In the state of the screen display is on, short press the gear Key can switch the fan and adjust the gear.
Forward Reverse Function: This waist fan can blow air in 2 directions, upwards and downwards. When the fan is running, pressing the forward reverse Key will stop the fan, reverse its direction, and pressing it again will it to forward mode. Reverse speeds are denoted as d1, , d3, d4, with d4 being the highest.
Type C Charging: Compatible with 5V2A and chargers, including various cell phone fast charging devices, can this fan. It should be noted that overcharging is strictly prohibited (pull out immediately after full), otherwise the battery will be burned.