The IOTA IIS 125 HE SM NOBAT is a UL Listed stand-alone modified sine wave output inverter designed to provide power to designated emergency lighting fixtures. In a power loss situation, the IOTA IIS 125 HE SM will supply 125W of power from the IIS 125/250 BAT Batteries which must be purchased separately. The IOTA IIS 125 HE SM works in conjunction with incandescent, LED, and fluorescent lamp and fixture types and will automatically run switched, normally-on, or normally-off designated emergency fixtures. The IIS 125 HE SM is ideal for applications requiring an emergency source for lighting arrangements that utilize multiple lamp and fixture types. The IIS 125 HE SM is designed for high-efficiency performance and is certified in the CA Title 20 Appliance Efficiency Database.