OPOLAR PV4Q-CMPTRACCS USB Table Fan Perfect Wind: Two fan speeds and a large airflow to blow you away; quiet and simple operation Power Saving: works with universal 5V USB outlet and consumes only 0.6 Amps 360 vertical adjustment 3.9 feet USB Cord One year replacement for defective product, 30 days no-hassle refund & return and friendly customer support from OPOLAR