The product is compact, it won't take up much space on your desk or any surface you want to use it on. This fan is super easy to install. The noise level is low and the fan is made of high-quality materials and is sturdy and durable. This fan is powered by a 3.2-foot cable, so you can simply plug it in to work all day or continuously. 1800 rpm high-speed operation, rapid cooling. Heat is the enemy of electronics and I'm a firm believer in using a cooling fan wherever feasible. Keeping your device cool with this fan will extend its life. Item Name: Cooling Fan Material: ABS Interface: USB Cord Length: 70cm Voltage: 5V Current: 0.33A Features: Heat Dissipation, Mute, High Speed Size Details: Single Fan: 12cm x 12cm x 4.2cm/4.72" x 4.72" x 1.65" (Approx.) Dual Fan: 24cm x 12cm x 4.2cm/9.45" x 4.72" x 1.65" (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: 1 x Cooling Fan