Stainless Steel Sight Glass (With light and case)

[Features]
·You can check the condition inside the container by attaching it to the ferrule of the container, etc.
·A low heat generation, high luminance LED light illuminates the inside of the container brightly.
·The light is battery powered and can be mounted on the window, so you don't have to carry it around or use a power cord.
·Comes with a stainless steel case that protects the light from corrosive droplets and its contents.
·Unlike conventional sight glasses, it is safe because the glass does not fall off when removing it from the ferrule.