Optical Level Sensor for Water Dispensers and Other Electrical Appliances

Optical Level Sensor for Water Dispenser and Humidifier with Fast Response

Water Level Sensor Switch with Noncontact Optical Detection for Appliances

Water Level Sensing Switch Sensor for Power Head Control and Aquariums

Horizontal Float Switch Sensor 12V 24V for Water Pump and Tank Level Control

12V 24V Float Switch Water Level Sensor for Tanks and Gardening Projects

12V 24V Float Switch Water Level Sensor for Pumps and Indicators 1PC Black

2pcs Float Switch Water Level Sensor ZP4510 for Aquarium and Tank Control