Cold-start capable Provides temporary battery power when the utility power is out. Energy meter Provides actual kilowatt hours of usage for energy conscious users. Green mode Patent-pending operating mode that bypasses unused electrical components in good power conditions to achieve very high operating efficiency without sacrificing any protection. High online efficiency Reduces utlility costs, generates less heat. 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. Predictive replace battery date Dynamically provides the month and year when battery replacement is recommended to aide in long term maintenance planning. Pure sine wave output on battery Simulates utility power to provide the highest degree of compatibility for active PFC (power factor corrected) servers and sensitive electronics. Single switched outlet group Single outlet group that may be controlled separately from the UPS for discrete reboot of hung devices, sequenced on/off and non-critical load shedding. SmartSlot Customize UPS capabilities with management cards. Temperature-compensated battery charging Prolongs battery life by regulating the charge voltage according to battery temperature.