... can be placed close to plants to maximize light exposure CFL-6U150W-2700k 2,700 kelvins to promote bud set ... deliver full-spectrum light,Rated at 8,000 life-hours CFL-6U200W-2700k 2,700 kelvins to promote bud set ... full-spectrum light,Rated at 8,000 life-hours CFL-8U250W-2700k 2,700 kelvins to promote bud set ... full-spectrum light,Rated at 8,000 life-hours CFL 5U 125W 2700K/6500K energy saving lamp