TS-FT001 Ultrasonic Wireless Water Tank Liquid Level Meter with Temperature Time

Ultrasonic Water Tank Level Meter Liquid Level Monitor HighLow Water Level Alarm

Ultrasonic Water Liquid Depth Level Meter Sensor With Temperature-Display

Ultrasonic Water Tank Level Meter Temperature Sensor Liquid

Wireless Ultrasonic Water Tank Level Meter Sensor with Thermometer ~ 100m

FT002 Ultrasonic Water Tank Liquid Level Meter Temperature Clock Gauge w/ Alarm