GHL Contactless Optical Level Sensor for Aquarium Controller System drinking Perfect for stimulating your dog’s

Perfect for stimulating your dog’s mind and relieving stress

it has become exhausted and should be replaced with fresh CDX

monthly dose

making it a "gold standard" in the hobby

GHL Contactless Optical Level Sensor for Aquarium Controller System drinking Perfect for stimulating your dog’sGHL offers a contactless level sensor (also referred to as an optical sensor) designed for use with their ProfiLux aquarium controllers. This sensor detects water levels through the aquarium glass or a container wall without having any parts inside the liquid, protecting it from soiling and corrosion. Features and Applications: Non Contact Operation: The primary advantage is that the sensor is installed on the outside of the non metallic container,