Enhance the cooling of your electronic devices with AC Infinity's MULTIFAN S5. This dual 80mm USB cooling fan is designed for use with receiver DVR computer cabinets. The fan is made of durable plastic and operates on a 5V voltage. Its black color blends in with most electronics and its quiet fan bearing ensures that the sound level is kept to a minimum. The fan's power connection is through USB and it is compatible with electric devices. Get an efficient cooling solution with AC Infinity's MULTIFAN S5.