If you have any questions about this Keystone ballast and how to put it to work for you
Four 1/2" knockouts: 1 one each side for convenient installation
if you are looking to upgrade your exterior lighting- this is the light for you
Internal solid-state transfer switch automatically connects the internal battery to LED lamp heads for minimum of 90-minute emergency illumination
LED Explosion Proof Hazardous Location Light, Class 1 Division 2, 42000 Lumens, 300W, 5000K, 100-277V, B Series Style_Shoebox Light If you have any questionsThis luminaire can be used as a spot light, down light, tunnel light, flood light and wall pack for general illumination in hazardous locations. FEATURES: Wattage: 300W Lumens: 42,000 LM CCT: 5000K CRI: 80 Voltage: 100 277V Warranty: 5 Year Limited Warranty Ratings: UL Listed, IP66