Tuya Smart Wifi/Zigbee Water Level Sensor Leakage Alarm Flood Leak Detector

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

12V Water Level Controller Module Automatic Liquid Level Switch Circuit Board

Wireless Level Transmitter for Fire Water Tank Monitoring

SUNTA S200-D Barrier-Free 1000M Wireless Automatic Water Level Controller

Liquid Level Controller Sensor Module Water Level Sensor Assembly Protable

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

EPTTECH Smart TLC-2101WL Wireless Ultrasonic Water Tank Level Monitor