For the Replacement Battery please see QF 482013. Boost and Trim Automatic Voltage Regulation (AVR) Gives higher application availability by correcting low and high voltage conditions without using the battery (not available on all models). Intelligent battery management Maximizes battery performance, life, and reliability through intelligent, precision charging. Power conditioning Protects connected loads from surges, spikes, lightning, and other power disturbances. Temperature-compensated battery charging Prolongs battery life by regulating the charge voltage according to battery temperature. Automatic restart of loads after UPS shutdown Automatically starts up the connected equipment upon the return of utility power. Automatic self-test Periodic battery self-test ensures early detection of a battery that needs to be replaced. Disconnected battery notification Warns when a battery is not available to provide backup power. Network manageable Provides remote power management of the UPS over the network. Audible alarms Actively let you know if the unit is on battery, if the battery is low or if there is an overload condition. LED status indicators Quickly understand unit and power status with visual indicators. Serial Connectivity Provides management of the UPS via a serial port.]