tamper proof big whole pc diffuser school light fixtures: 1.UL,CE,CB,CUL&RoHS certification 2.Installation: ... proof big whole pc diffuser school light fixtures At lighting modern energy saving t5 bulbs fixtures:Specification:1.Housing:0.5mm Iron ... magnetic or electronic type for VS,Osram,Universal,Advance6.Lamps:T5 illuminaire7.Installation:Surface mounted or hanging ModelLampLamp sizePackage sizePcs/ ...