APC Back UPS 1100 230V BS546A

Features :

Audible alarms Provides notification of changing utility power and UPS power conditions
Battery replacement without tools
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).
Dataline surge protection, LED status indicators, Replace Battery LED
Provides protection of connected equipment from power surges on the data lines.
Quickly understand unit and power status with visual indicators.
An external Replace Battery LED informs the end-user that the battery needs to be replaced.
Resettable circuit breakers, Enables a quick recovery from overload events.
Maximizes battery performance, life, and reliability through intelligent, precision charging. Battery failure notification