Before retrofitting the high pressure solid lamp s, walking down the aisle just like walking on a cloudy day, being under the new led high bay lighting like walking out from the cloudy day. It made such a difference and was a drastic change. When employees start working under the new lamps, they told us” wow, it is really better than before. With excellent optical design, there is no more glare and flashlight and help the employees with their task. And the new led high bay focused lighting where it needs