SimpleTube® represents the state-of –the –art lighting solution for refrigerated and freezer display case. This innovated and environmentally friendly product not only outperforms traditional florescent lighting solutions but also lowers utility bills and eliminated maintenance concerns. Patented SimpleDrive® technology for direct AC connection Custom optical design offers better versatility in various applications Lighter weight, slimmer design: about 40 percent thinner, 30 percent lighter More energy saving with dimmable control 6 year comprehensive warranty