Salinity Refractometer for Aquarium Fish, Salt Water Testing, Dual Scale Salinity Tester PPT& Specific Gravity Saline Seawater Refractometer Hydrometer with ATC, Made of Copper Not Cheap Aluminum industrial2 Wells 2R-30372 Control Know Assembly

Wells 2R-30372 Control Know Assembly

so that the piezoelectric sheet is normally stressed Specifications: Color:Black

Compatible InstrumentsThese plectrums can be well applicated to kinds of instruments

|01-99 WIRELESS ID|: Only Achieve Triggering when the Channels and Wireless IDs of the Master and Slave unit are Set to the Same

Salinity Refractometer for Aquarium Fish, Salt Water Testing, Dual Scale Salinity Tester PPT& Specific Gravity Saline Seawater Refractometer Hydrometer with ATC, Made of Copper Not Cheap Aluminum industrial2 Wells 2R-30372 Control Know AssemblySalinity Refractometer for Aquarium Fish, Salt Water Testing, Dual Scale Salinity Tester PPT& Specific Gravity Saline Seawater Refractometer Hydrometer with ATC, Made of Copper Not Cheap Aluminum Product Features COPPER DURABLE: Made of Copper not cheap Aluminum, easy to clean and maintain. WIDE APPLICATIONS: Aquariums, Marine Monitoring, Agricultural, Fish Tank Saltwater Measuring, Gardening & Educational Purposes (Biology Projects) etc. Aquarium