Introducing the new t8 led lamps from arcadia the fuss free way to upgrade your current t8 lighting to brighter and energy efficient ledr fully compatible with current t8 controllers from arcadia and comparable to t5 light output which we believe makes it the must have for upgrading to led at the fraction of the pricer the 12k ultra white leds result in an intense white light accentuating natural fish colours and promoting marine photosynthesis ideal for salt water aquariums and it is rec