GHL Contactless Optical Level Sensor for Aquarium Controller System drinking making it a "gold standard"

making it a "gold standard" in the hobby

Perfect for stimulating your dog’s mind and relieving stress

Most litters are made of absorbent clay

and cushy Amazin’ Kitty Pad to make it ultra-comfortable for snoozing

Stuff and Freeze for a longer-lasting challenge

GHL Contactless Optical Level Sensor for Aquarium Controller System drinking making it a "gold standard"GHL 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,