Features:
1.Performance: With the magnetic frame, it will be easily adsorbed on the ventilation holes of the power fan and cabinet, which can be washed with water directly or cleaned with a brush.
2. Application: It can be applied to the air inlet & outlet of the 120MM fan of an iron computer cabinet, an AV video cabinet or any other device to prevent heavy dust from causing temperature rise of the machine.
3. Mesh Diameter: 0.8mm, which can facilitate ventilation, reduce the temperature of computer cabinet and fan, effectively protect the electronic components, prolong the service life of computer, and lower down the noise of fan while effectively blocking all kinds of tiny dust, pet hair, etc.

Specifications:  
Material: PVC Plastic 
Color:Black 
Size: 120*120 mm/4.72 x 4.72 inches (LXW).
Weight:23 g 
Package Content: 4 x Magnetic Dust Filters.