Description: The float ball is made of stainless steel 304, the circlip is made of 316L material, and the reed switch adopts high-power reed switch imported from Japan and the United States. Low voltage means that the float switch can be used on a line with 0~110V DC voltage. High voltage means that the float switch can be used on AC 0~220V, DC 0~200V lines. High temperature means that the float switch can withstand temperature for 120 degrees for a long time. The stroke of the float is 10 mm. If the required control range is large, it can be 2 combinations, 1 long and 1 short. The Product is good quality and for warranty, if you have any question please us. Specification: Material: Stainless Steel Size: 190x100x75mm/7.48x3.94x2.95inch Package Includes: 1 Piece Explosionproof Stainless Steel Float Switch S1A1 DN25 Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.