T5 Lighting Low profile Very low heat,High lumen output Super ... ,Light weight Available in 2,4,6,8 tubes fixture T5 LightingGreat for seeding satrts,cuttings, house plants, flowersanything you want ... ) do not emit heat,noise or vibration.Unique design places ballast outside lamps (instead of above lamps as in competitive fixtures ... ×6×60.5CM122×10×68.5cm-8/6kgs-1pc/ctn T5 lighting