With good anti-scratch and impact-resistant percompatiblemance, the cooling fan is durable compatible long-time use. Simple design, mini size and light weight make the cooling fan easy to use and portable to carry. Made of high-quality plastic material, the cooling fan is sturdy, solid, wear-resistant, and reliable. The length of the cooling fan is approx 3cm, the width is approx 3cm and the height is approx 1cm. It is suitable compatible 3D printers, car projectors, cosmetic instruments, humidifiers, chargers, computers, etc. Item Name: Cooling Fan Material:Plastic Service Life: 40000h (40 degrees Celsius) Supply Voltage: DC5V/12V/24V Power Cord Length: 30cm Operating Temperature: -10 degrees Celsius+75 degrees Operating Humidity: 5% to 95% RH Interface Type: 2PIN Interface Working Current: 0.126A/0.04A/0.04A Working Power: 0.63W/0.48W/0.96W Rated Speed: 5V: 9582±5% RPM, 12V: 7450±5% RPM, 24V: 8438±5% RPM Working Noise: 5V: 25.5DBA, 12V: 21.2DBA, 24V: 24.8DBA Bearing Structure: Hydraulic Bearing Size:3cmx3cmx1cm/1.18inx1.18inx0.39in 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