HYDROS Triple Optical Water Level Sensor leak pick up a Hanna HI98319

pick up a Hanna HI98319 Salinity Testing Pen

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1x Trident System

boasting greater than 90% optical efficiency and including a diffuse exit surface to provide improved color blending

Works Well in Ultra-Low Nutrient Systems

HYDROS Triple Optical Water Level Sensor leak pick up a Hanna HI983193 Water Level Sensors for Added Redundancy The HYDROS Triple Optical Water Level Sensor can be used for a variety of aquarium applications, such as sensing when your tank needs to be topped off or detecting when a dosing container needs a refill. It plugs into any Sense Port on a HYDROS device and requires no additional power source. The HYDROS Water Level Sensor contains no moving parts that can fail. The optical eye is magnetically coupled with the