Frequently required for outside use, the Volt Stick LV50 is weatherproof, however not waterproof. https://forum.multcloud.com/home/leaving?Target=https%3A%2F%2Fcanvas.instructure.com%2Feportfolios%2F3106038%2FHome%2F_The_Relevance_of_Professional_Drain_Cleansing_