APC UPS 750VA Line Interactive UPS Battery Backup, BVK750M2 Backup Battery with AVR, 2 USB Charging Ports (Type C/Type A), Back-UPS Uninterruptible Power Supply 750VA UPS Plus USB ChargerThe BVK Series battery backup UPS power supply is an APC UPS designed to maintain a consistent flow of power with good surge protection to your desktop computer, peripherals, and other home and business electronics. The BVK Series offers AVR to correct voltage fluctuations, USB Charging via USB C or USB A ports, LED Brightness controls (via power button), auto restart when main power recovers after a complete battery discharge, and other controls via