600*600mm Led panel light 1.Power:30w 2.Lumen:1800lm 3.SMD 3014/ ... . CE&ROSH&C-TICK &PSE 30W SMD3528 600*600mm LED panel light 1. Input Voltage:AC85V~265 V2.Frequency : 50~60Hz3 ... ,gym,museum,workshop,department store,hospital,exhibition hall,etc.LED panel light for offices: