The Dynalite XP1100 AC Power Inverter provides a dependable 110 Volt AC power for a photographer's lighting gear on location.It will provide power to Dyna-Lite, or any other manufacturer's 1000 w/s -- or lower -- 110 volt power pack or monolight.The XP1100 eliminates the need to rent or own a gas-powered power generator. This pack puts out 110 volts. Its charger functions with almost any AC voltage: 100-240VAC, and will shut down upon completion of charge and will not harm the battery.