Wireless sensor that gives remote tank level readings by pressing a button on a desktop unit. Sensor has an operating range of 984 to 1600 feet. The maximum detection depth is 10 feet. Sensor and bench unit operate on four “AA” batteries. Sensor can be mounted within minutes. Can be installed on a slope with its adjustable transponder. Suitable for tanks/cisterns made from plastic, tin, wood, concrete and any other materials.