1、With red LED lamp backlight, it has long life service and stable quality. 2、With ultra-wide working voltage design (long-term working voltage is 9-32v, maximum up to 36V). 3、316L stainless steel, even in acid, alkali, wet environment can be used for a long time. 4、Widely used for the field of construction machinery of automobile and marine engine. 5、Reverse electrode protection, high digital reading capacity and practical, could match and replace original equipment perfectly. Features: 1. With red LED lamp backlight, it has long life service and stable quality. 3. 316L stainless steel, even in acid, alkali, wet environment can be used for a long time. 4. Widely used for the field of construction machinery of automobile and marine engine. 5. Reverse electrode protection, high digital reading capacity and practical, could match and replace original equipment perfectly. Specification: Condition: 100% Brand New Item Type: Water Level Meter Material: Stainless Steel Mounting Hole Diameter: Approx. 52mm / 2in Display Range: 0-100% Input Signal: 0-190ohm (European standard) Protection Level: IP67 Package List: 1 x Water Level Meter 1 x Instruction 1 x Accessory Note:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.