1) suit for T8 tubes2) waterproof3) electronic or magnetic ballast matched4) shell material:: metal Cover material: PS5) some more statistics like:Model Specs L*W*H(mm) Install Dimension MX528-Y20 1*18W 647*102*88 530mm MX528-Y30 1*30W 951*102*88 840mm MX528-Y40 1*36W 1257*102*88 1140mm MX528-Y20*2 2*18W 648*177*64 425mm MX528-Y30*2 2*30W 951*177*64 830mm MX528-Y40*2 2*36W 1258*177*64 1140mm 6) more to contact us futher
