Description: Large wind design: Neck Cooling Fan adopts 4 core turbos fans .providing powerful 4 wind support to ensure quick cooling. 720 degree wide angle air outlet: Achieve all round air blowing, no blinding spots coverage.Portability: Portable Neck Cooling Fan adopts a detachable design, which makes it easy to carry and enjoy coolness anytime and anywhere. Lightweight and comfortable to wear. It is comfortable to wear and will not put any burden on the neck.Clear display: Personal Fan can intelligently display the speeds and keep tracks of the remaining power at any time to avoid the embarrassment of sudden power outages.Hanging neck cooling fan: Wearable Personal Fan uses 24 blade turbines fan blade: the air duct is cut more evenly and the wind is stronger. Hanging Portable Cooling Fan adopts a low noise design, allowing you to enjoy quiet coolness.Specification: Noise: 36-45dB, maximum power 6W, maximum wind speed 2m/s. Specification: Material: PPPower Source: Lithium BatteryWind Speed Gear: 3 SpeedsPower: Max 6WWind Speed: Maximum 2m/s Size Chart: 217mmx179mmx51mm/8.54inchx7.05inchx2.01inch Package Includes: 1Wearable Personal Fan2External Fans1USB Cable Note: Because of the size measurements are handmade, so there may has 1-3cm error