Constant Wattage LED Emergency Backup Driver, 5 Watt Output Wattage_31 - 40 W Several styles can be mounted

Several styles can be mounted vertically or horizontally

accessories and to heights of 10 to 20 feet based on light level and uniformity

This quality ballast kit comes with a two-year warranty

E39 mogul base

no flicker or buzz

Constant Wattage LED Emergency Backup Driver, 5 Watt Output Wattage_31 - 40 W Several styles can be mountedFor use with KEYSTONE DirectDrive Type B (single end powered) LED T8 Tubes Illuminates entire LED load at reduced output under emergency mode One Piece Design with Metal Housing 2 in 1 LED test switch and indicator light included Evaluated to UL 924 requirements Not for use with dimmers 90 Minute operation in Emergency Mode UL Listed Operating Temperature: 32F 0C to 122F 50C Input Frequency: 50 60 Hz Maximum Load: 40W Li(NiCoMn)O2 Battery