Feature: 1. EASY TO OPERATE: Short press the on or off button will show the power level of the device, then press the fan gear button to start the fan, adjust the speed and so on. Lightly press the switch button to change the direction to blow air, and lightly press the light button to illuminate. 2. BELT FAN AND NECK WEAR FAN: You can clip this belt fan to your waist or directly to your pants with the included belt. You can also wear it as a necklace. Dual clip use is more stable and comfortable. 3. EXTRA POWERFUL AIRFLOW: Blows 10 meters per second of airflow, 40 percent more powerful than other portable belt clip fans, saving you from summer heat flashes in seconds. With upgraded technology, it will not overheat even when blowing for a long time. 4. FORWARD OR REVERSE: This waist mounted fan is capable of airflow from both ends, either up or down. When the fan is running, press the forward or reverse button, the fan will stop first, then reverse, and then press this button to resume forward rotation. The gears corresponding to reverse are ‑dl, ‑d2, ‑d3, ‑d4, of which ‑d4 is the highest gear. 5. GEAR: In the state of the screen is on, short press the gear key can switch the fan and adjust the gear, you can adjust the fan speed, the fan a total of four d1, d2, d3, d4, of which d4 is the highest grade. 6. CHARGING: The charging interface of this product is TYPE C, as long as the 5V2A charger, including a variety of cell phone fast charging equipment, can be charged to the machine. It should be noted that overcharging is strictly prohibited (pull out immediately after full), otherwise the battery will be burned. Specification: Item Type: Portable Waist Fan Material: ABS, Metal Battery Type: Lithium Battery (Shipped with Built In Battery) . Package List: 1 x Fan 1 x Hanging Rope 1 x Charging Cable