DC 3.7-24V Touch Switch Module Smart Touch on/Off Switch for Water Level Monitor

Small Liquid Water Level Sensor Float Switch Aquarium Hydro UK Seller

DC 3.7-24V Touch Switch Module Smart Touch on/Off Switch for Water Level Monitor

Liquid Level Controller Module Water Level Detection Sensor Parts Components UK

100V Water Level Control Float Level Switch Water Flow Detector Level Sensor

Celduc PTF Series Float Level Sensor, NO Output, Horizontal Mounting, Nylon Body

Water Level Sensor Liquid Float Switch Stainless Steel 45mm 75mm 100mm 200mm