Milesight Ultrasonic Distance/Level Sensor EM500-UDL

This sensor uses ultrasonic measurement and LoRaWAN connectivity to measure the levels of tanks and wells.

• Measures level without contact
• Measuring range from 0.3m to 10m
• Rugged case
• Up to a 10 year battery life
• Connects to LoRaWAN networks

You can see the manufacturer's specifications here.