APC SMX3000LV High Frequency Uninterrupted Power Supply Intuitive LCD interface - Provides clear and accurate information in multiple languages with the ability to configure the UPS locally with easy to use navigation keys High frequency design - Reduces or eliminates bulky transformers resulting in lighter units for ease of handling Auto recognition of external batteries - UPS recognizes when external battery packs are attached and automatically adjusts runtime Predictive replace battery date - Dynamically provides the month and year when battery replacement is recommended to aide in long term maintenance planning Energy meter - Provides actual kilowatt hours of usage for energy conscious users