USB Ports:1 1. Material: aluminum alloy + plastic 2. USB power supply 3. Strong wind 4. Mute without noise 5. Adjustable wind speed 6. With hidden support feet 7. 12-19 inch computer universal 8. Applicable to: notebook, tablet, mobile phone 9. Dimensions: 295x65x65 mm 10. Weight: 600g 11. Product accessories: product body, instruction manual, USB power cord, certificate
