Features: 1. Thin And Light Desktop Fan, Breeze Support Over, Feel The Summer Cool, Thin Body, Strong Wind, Wireless Battery Life 2. Circulation Air, Balanced Room Temperature Throughout 3. Wide Range Of Silent, Wind System 4. Circulating Air, Balanced Room Temperature Throughout 5. Square-Shaped Fan, Gather Wind More Powerful. Geometric Square Fluid-Conducting Structure Gathers Wind Power And Blows Out Diffusion-Type High-Speed . Motor Type: Brushless Motor Number Of Fan Blades: 5 Pieces Additional Features: Hanging Dual-Use / Digital Display Power Supply: USB Input Voltage: 5V Input Current: 1A Battery Voltage: 3.7V Rated Power: 3.5W Battery Capacity: 2000 MAH Battery Life: 1-Speed Wind About 10 Hours, 2-Speed Wind About 8 Hours, 3-Speed Fan About 5.5 Hours, 4-Speed Fan About 2.5 Hours, 5-Speed Fan About 4 Hours Charging Time: About 2 Hours Plug Interface: Type-C size: 160 x 134 x 36mm Material: ABS colour: white Package Contents: 1 x Digital Display Fan 1 x USB Cable 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.