Waterproof Optical Level Sensor for Water Dispenser Humidifier with Easy Setup

Water Level Detection Sensor Switch Noncontact for Home Appliance Devices

Optical Level Sensor for Water Dispensers and Other Electrical Appliances

Outdoor Rain Detection Wireless Sensor IP66 Waterproof for Zigbee Devices

Level Detection Switch Tank Level Monitoring PP Float Switch Side-mount Sensor

SS2 Water Level Sensor Floating Switch for Condensation For overflow Detection

Hall Effect Current Sensor Module with Wide Current Detection Range for DC AC