Stay cool and comfortable with this Portable Waist Hanging Electric Fan. With a large capacity and strong wind power, this fan is perfect for outdoor activities or working in construction sites. The rechargeable feature allows for convenient use without the need for constant battery replacements or power outlets. and high-quality. Made with high-quality materials to that the fan can last longer in environments. Power Source:Battery Installation:Waist-mounted Controlling Mode:Button Type:Ventilation Fan Rated voltage:5V-2A Power:4W Power supply:USB Battery capacity:4000mAh Battery model:lithium battery/18650 Number of gears:3 gears [3-6H] Colour:Orange Material:ABS Package Contents: 1 * charging cable 1 * fan 1 * lanyard 1 * English instruction manual Only the above package content, other products are not included. Note: Light reflection 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.