We are offering 120w led aqurarium light fixture. main information of 55x3w led aquarium light:1, inside digital timer to control the time of white and blue onoff. manual dimmer to control the brightness of blue and white color separeately.(dimmers can turn onoff lamp as well.)2, 3pcs quality 1800rpm fans. 3, beamangle: 90 degree optics4, black and white painting as your ideas. 5, regular ratio: row layout:30blue:25white, 30white :25blue. Cross layout:28blue:27white, 27white :28blue. (tell us your requirement will be made a.s.a.p)8, epistarbridgelux chip. the quality of our lamp:1.the heatsink panel, our lamp have better cooling effect2.we choose 42mil, 45mil epistarbridgelux led diodes not other 28mil 24mil chips. 3.we use armor-plated glass. Not regular glass. 4.the thickness of case is 1.0mm. Not other 0.8mm. 5.all wires are agg agr agrp (high temperature flexible ) it can resist 500 degree6.power supply are made of rubycon electronic components.