Here is the watertight range of luminaires with an IP67 protection level. The protection rating indicates how suitable the industrial lighting fxture are for various environmental conditions. The protection rating is always indicated by the letters IP followed by two digits. The first digit indicates the degree of protection against contact and solid foreign objects. 6 means no entry of dust. The second digit indicates the degree of protection against liquids. 7 means that the lights are protected against the effects of temporary immersion in water.