1,Equipped with supporting sensor monitoring software, easy to use the computer to read the parameters of the sensor. 2,Adopts AC impedance measurement, which can effectively avoid oxidation electrolysis of the electrode and greatly improve the service life. 3,Water immersion sensor shell is made of high density material, which is waterproof and dustproof. 4,Widely used in communication base stations, hotels, restaurants, computer rooms, libraries, archives, warehouses, equipment cabinets and other places that need water alarm. 5,Water immersion sensors are used to detect leaks tto ensure the safety and normal work. 1 x Water Immersion Sensor Condition: 100 percent Brand NewItem Type: Water Immersion Sensor Material: ABSSize: Approx. 11.5 x 4cm or 4.5 x 1.6inWeight: Approx. 241g or 8.5oz Cable Color Instruction Power Brown Positive (12-24VDC) Black Negative Communication Yellow 485-A Blue 485-B Switching Value White Switching Value Grey Switching Value 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. Sold by-YJL official store