Lithonia Lighting | Adjustable LED Emergency Light ELM2 LED M12 Provides a minimum of 90 minutes of illumination for the rated wattage upon loss of AC power. Ideal for applications requiring attractive unit equipment with quick installation. - White, compact, low-profile contemporary design - Quick mount installation - Two LED lamp heads with 12 series-parallel white LEDs each - Dual-voltage input capability (120/277V)