
Small Brushlesss DC Mini Fan 12V 50X50X20mm Electric Cooler Fan. NSK Imported Ball Bearings: Features high-quality NSK bearings imported from Japan for superior durability. Extended Lifespan Options: Ball bearing fans offer 5-8 years life; sleeve bearing fans offer 2-3 years life. Customizable Wire Length: Default 200mm length; custom lengths available upon providing connector images. Multiple Voltage Options: Available in 5V, 12V, and 24V rated voltages to suit various applications. Advanced Protection Features: Includes impedance protection, reverse polarity protection, and automatic restart. Low Noise Operation: Noise levels range from 25.8 to 41.0 dBA, ensuring quiet performance. Flexible Function Selection: Optional functions include Auto-restart, PWM, Waterproofing, and Temperature control.