AIMLITE METAL EMERGENCY LIGHTS EBST series of commercial steel battery units are designed to provide efficient and reliable emergency lighting. Features include: ? CSA C22.2 No. 141Certified ? Diagnostic/pilot LEDs for AC ON and CHARGE ? 120/347 VAC 60Hz input, field selectable ? 120 VAC line cord supplied standard 3 1/2?? ? Standard 9W PAR18 small style lamp heads, optional heads include PAR36 large style and MR16 available ? 20 Gauge Steel Cabinet ? Minimum 30 Minutes emergency power ? Solid State design and construction ? Momentary push button test switch ? Brownout and short circuit protection ? Complete with Battery