Keystone Constant Wattage Emergency Back-up LED Driver, 12W Max Power Output, 1200 Lumen, Optimized for DirectDrive (Type B) Single Ended LED Tubes, 40-100Vdc Output Volt
Keystone SmartSafe LED Emergency Lighting Retrofit Kit, 120V to 277V, 500 or 1200 lumens, 5 or 12W power option, kit includes linear LED array module, emergency LED driver, LiFePO4 b