Feature:1. Wide range of applicationsUse for both indoor and outdoor activities, office, subway, traveling, camping, picnic, hiking.2. Compact designMini size pocket fan, small enough to fit inside a purse or hand held.3. Long lastingMade of featured ABS material, durable and long service life.4.With a built-in rechargeable battery, no matter where you go, as long as you have a power bank, you can perfectly solve the power problemInstructions for use:1. Press and hold the switch key for 3s to turn on the fan and automatically enter the weak windshield; press the switch again to enter the middle stroke gear; press the switch again to enter the strong windshield and cycle in turn. Press and hold 3s again to turn off the fan.2. Click the cooling button to turn on the aluminum cooling function. When the aluminum sheet is running, the cold aluminum absorbs heat and the aluminum block dissipates heat, making your neck very cool. Click again to turn off cooling. Packages: 1 X Hanging Neck Cooling Fan1 X User Manual