Description: Adopting ultra-quiet design, the portable mini fan features strong wind and low power consumption, and won't disturb you. The ON/OFF switch on the back is easy to operate. Connected with USB cable, the fan is powered through your computer or power adapter. Made of high quality plastic material, the mini fan is sturdy, lightweight and durable. The lengths of the product are 15cm, 21cm,14cm; the widths are 15cm, 21cm, 15cm; and the height is 1cm. It is suitable for home, office, classroom, dormitory, travel, etc. Item Name: Mini Fan Material: Plastic Supply Voltage: 5V Current: Min 1000mA, Max 4000mA Power Supply Mode: USB Cable Size Details: Beige/Dark Blue/Dark Pink/White: 15cm x 15cm x 1cm/5.91" x 5.91" x 0.39" (Approx.) Light Pink/Sky Blue: 21cm x 21cm x 1cm/8.27" x 8.27" x 0.39" (Approx.) Black: 14cm x 15cm x 1cm/5.52" x 5.91" x 0.39" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1x Mini Fan 1x USB Cable