6-pack of LED emergency lights with 2 adjustable bug eye heads in fire retardant, injection-molded, thermoplastic ABS housing Wall, ceiling, and end mountable; Input Voltage: 120/277V Long-lasting Epstar SMD LED light; test switch and indicator light Nickel cadmium battery provides 90 minute backup power in the event of a power outage; 3.6V, 1000mAh UL-certified with a UL-94-5VA flame rating plus overcharge and over-discharge protection Operates in damp, but not wet, and dry conditions; operating temperature 0-40 degrees Celsius Previously Amazon Commercial brand, now Amazon Basics