CyberPower AVRG750U AVR UPS Systems. The AVRG750U uses Automatic Voltage Regulation (AVR) to correct minor power fluctuations without switching to battery power, which extends battery life. AVR is essential in areas where power fluctuations occur frequently. Every product is packaged carefully for safe travel.This item is in the category "Computers/Tablets & Networking\Power Protection, Distribution\Uninterruptible Power Supplies". The seller is "earthhead" and is located in this country: US. This item can be shipped to United States.