Portable and Rechargeable Neck Fan: This wearable cooling unit is lightweight and sturdy enough to take anywhere. This portable neck fan can be charged via a USB Type-C cable. Simply plug the neck fan into your laptop, phone charger or even a power bank for the ultimate cooling experience! The rechargeable neck fan weighs about 8 ounces (about 218.3 grams) and is comfortable to wear and won't overwhelm your neck a lot of pressure.3 Wind Speeds, Long Battery Life: This portable neck fan has a 2000mAh battery (3.7V/7.4Wh), so you don't need to worry about running out of battery when you're out and about, and the wraparound neck fan has extended battery life. The neck cooling fan also has 3 different fan speeds, which can be changed by simply pressing the power button repeatedly. 3.5 to 12 hours of neck fan. Never drain your battery again with our cooling fans!Cool Air Safely: Our handy neck fan uses two turbo motors and 46 booster vents to give you cool air. The fun in the neck is strong enough to get you out of the summer heat in no time. The Bladeless Neck Fan provides a safe design for children or women who may not be able to keep their hair out of the way when in use. You won't be entangled in your own fans anymore!CONVENIENT AND STYLISH FAN: This creative headphone-shaped neck fan is stylish and beautiful! You don't need to worry about holding the neck fan or setting it up in any way - you just need one second to start automatically! It is very convenient when doing outdoor sports, shopping, office, gym, traveling, camping, hiking, etc.ADJUSTABLE AND EASY TO USE: Our hanging neck fans have an adjustable part made of food grade silicone that can be adjusted in size (up to 11.83 inches wide). Our collar fans have 360degree even cooling, and you won't experience sudden headaches when using them.Colour:black/WhiteMaterial:ABSSize:238 x 168 x 56mmPackage Contents:1 x Fan1 x Charging cableze:238 x 168 x 56mmPackage Contents:1 x Fan1 x Charging cableOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.