... light 1,CE ROHS 2,High power led,100lm/w 3,Delivery in ... High efficiency of anti-explosion,able to work in flammable and explosive spot3,Use import bridgelux chips with ... other needs of mining lighting.Technological parameters of high bay lighting:Item No.:TLZ-9012-50WInput voltageAC100 ... -260VCRI>75Frequency Range50-60HZBeam angle45°Power Factor>0.95Led ruduction rate1>3%/1, ...