155mm round shape led panel light High brightness,very thin and light,easy for installation and replcement.2 years warranty. ... Color:cool white/warm white6.Certificates:CE&RoHsLED panel light advantage:1.Long life time 50000h2.Constant current ... Easy installation4.Energy-saving, Green and Environmental protectionLED panel light application:Office,hotel,supermarket,shopping mall,living room,school ...