led slim light box 1.Ultra-thin,Ultra-light,thickness only 17mm 2. ... wall 3.convenient to chang Commodity aluminium frameLED slim light box Materials import acrylic,light panel,led light source,aluminium ... sides Packing Protected by air bubble bag inside,paper carton box outside Application Airport, bus-stop, image sign, chain store, ... .7cm3.1cm aluminium3.1cm2.7cmnone aluminium frameLED slim light box