Sunco Lighting 4 PACK - UL Listed- Single/Double Face LED Combo Emergency EXIT Sign with 2 Head Lights and Back Up Batteries- US Standard Red Letter Emergency Exit Light<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>#1 Rated in Quality and Reliability</li><li>✔ UL listed: Only the highest standard quality items are certified with a UL stamp.</li><li>✔ ABS Fire Resistance Plastic</li><li>✔ Dual Voltage 120/277 VAC， 60 Hz | Energy Consumption of less than 2 watt</li><li>✔ Extra face plate included for optional double sided use. Ceiling or backside mountable (easy snap-fit canopy included)</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51AlZMR6GjL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51XyfXdRZdL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41fBz2hM94L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/515DFjuHPWL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51yB0DQDdiL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51PYecY968L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51hIDYg67XL.jpg" noproxy>