... lamp 1).optical power:3D/5D 2).T5 28W fluorescent tube 3).table base/table clamp/floorstand CE,ROHS,GS,ETL ... .Optical Power: 3diopter/5diopter4:Light Source:T5 28W circular fluorescent tube 5.Rated Power:28W6.voltage: 110-120V/220-240V/100V ... , etc10.ESD safe by request table baseT5 28W fluorescent tube Packing:color box packing/pc for magnifying lamp,means/pc:76.7*28 ...