120 /277 /347 VAC input. Push button test switch. Dual diagnostic LEDs indicate AC-ON and CHARGE. Solid state transfer charger. Brownout and low voltage protection. Two top mounted high impact thermoplastic PAR18 9 W tungsten heads. 20-gauge steel construction with baked powder coat white paint finish. Pre-stamped universal mounting and keyhole slots. Output 6 VDC or  12 VDC at rated wattage for 30 minutes. Batteries included. 36-18-12-8 Watts.