... platforms,lobbies,refrigeratory and city environment luminance field ect.5.Operating voltage : 110V ~ 130V,220V ~ 240V ... tube,single or double tubes,or LED-tube.7.Wattage : T8 series ---- 1*18W,2* ... copper wire,cross section 0.5 square meter,PVC insulation resistance up to 105C,terminal block with maxmum allowed ... lead cross section of 0.25 square meter. ...