Lithonia Lighting PS1400QD - Emergency Backup Battery - 90 Min. - Operates 1-2 16 to 40 Watt - 2 Ft to 4 Ft. T5 T8 or T12 - 120/277 Volt Includes Battery Control Module PSBCEB2: Amazon.com: Tools & Home Improvement
Lithonia Lighting Power Sentry Quick Disconnect Emergency Ballast for Fluorescent Fixtures PS1400QD MVOLT M8 - The Home Depot