Water measurement device probe Price: 375 SAR No need to open the tank anymore! The probe device informs you of the water level in the tank: 0%, 25%, 50%, 75%, or 100%. It solves the problem of sudden water outages. It warns you in case of water wastage. It tells you if the float is filling with water or not. - Installing the probe device involves placing a "tube" sensor inside the tank to measure the water level and connecting it to the screen that comes with it. - The length of the "sensor tube" is 3 meters. - The data reading board cable is 10 meters long, and the cable length can be extended as desired.