This 4-feet T5 AgroBrite fluorescent replacement tube offers HO light output. Full daylight 6500K spectrum, rated for 20,000 hours of life. Compatible with all T5 fixtures. Initial lumens per tube are 5,000. Maximum wattage is 54. This product of grow light bulbs weighs 5.5-pound. Comes in pack of 4. Measures 47-3/5-inch length by 3-inch width by 3-inch height.
This package of grow light bulbs are to be used for the Hydrofarm JSV2 2-Foot Jump Start T5 Grow Light System