HYDROS Salinity Probe Kit pump and more by adding a

and more by adding a HYDROS WiFi Power Strip or HYDROS Smart Plug (both sold separately)

The PMUP v2 is a multi-purpose pump that can be used for many different tasks on your aquarium

they may pick at the coating on the rocks which will not harm them at all

If you have bad eyes or have a hard time with color change test kits

HYDROS Salinity Probe Kit pump and more by adding aLab Grade K 10 Salinity Conductivity Probe Kit The CoralVue HYDROS Salinity Kit allows you to monitor the salinity in your marine aquarium. It includes a K 10 Conductivity probe and the necessary 28ppt and 35ppt calibration solutions to ensure precise readings. Kit Includes: High range K 10 Conductivity Probe 28 ppt Calibration Solution (100mL) 35 ppt Calibration Solution (100mL) Technical Specifications Range: 20 to 2000mS cm Operating Temp: 0 80C