... , High Efficiency: over 85% d, 2 year 50W 2800lm led ceiling panel light 1. Advantage: a, Super Thin: 13mm thickness b, High ... , Warranty: 2 yearse, High Lumens of 2800lm, 50W f, Profesional manufacturer of 5 years from 2007. 2) Application: a, Industrial lighting ... room, art exbition, museum, office, readig room, corridor, toilet, e, Light of Jewelry and fashion 3. Feature: Item No.IP GradeInput ...