LED exit sign with 6" green letters and black housing; dual emergency fixture features a ball & socket for full adjustability. Exit sign is powered by LED source for maximum life without maintenance; emergency fixtures utilize high performance. In the event of power loss, both sign and heads will operate for a minimum of 90 minutes. Input Voltage: 120/277VAC Wattage: 2.7 Lumens / Wattage Per Head: (2) 40lm / 0.6W CCT: 4500K Battery: 4.8V Replaceable 1.0Ah Ni-Cad battery operates integral heads and exit LED sources. 90 minute emergency operation Internal solid state charging circuit Emergency: Two adjustable Balls & socket with round heads holding self-protected, covered LEDs; Emergency heads can be mounted on top or bottom of exit sign Testing: High-charge/ready operation indicator light; Test button Isolated surge/short circuit protection Finish: Black Face: Single or dual configuration. Optional solid face panel is included. Mounting: Wall or side mount. All mounting hardware included. Listing: cULus Listed for Damp Locations, UL 924, OSHA, NFPA 101