Dual-Lite LG1S LG 90 Minute LiteGear Compact Battery Backup Surface Wall Lighting InverterDual-Lite LG1S Features:Interruptible Emergency Ac Power SystemAutomatically Transfers In 2 Seconds Or Less90 Minute Emergency OperationSingle-PhaseInput/output Vic: 120/120 Or 277/27760 Hz Operation100 - 250 Va/Watts Maximum CapacityFor Normally-On, Normally-Off, And Switched LoadsOff Line Design For High Efficiency Up To 98%Load Can Be Up To 1,000 Feet AwayIlluminates Halogen, Linear And Compact Fluorescent, And Led LampsNot For Use With HID LampsLed Status Indicators Â- "Ac-On/Charging" (Green), "Inverter-On" (Amber)Overload And Short-Circuit ProtectionMaintenance-Free Lead-Calcium BatteriesPush Button Test SwitchSurface Wall Mounting3 Year Full Unit And Electronics Manufacturer s Warranty (Excludes Fuses)Dual-Lite LG1S Specifications:Height: 18.25"Width: 14.188"Extension: 4.313"Voltage: 120 / 277VUL Listed for Dry LocationFeaturing a 100 -250 VA/W rating, this compact, economical interruptible power supply provides emergency AC power for lighting fixtures equipped with Halogen, fluorescent or LED lamps.