0-14 pH Electrode Probe BNC Connector, 300cm Cable for PH Meter Monitor Controller Test Sensor, Replacement Kit for Aquarium Hydroponics Plant Pool Spa 300cm Long Cable Electrode Color:300cm Long Cable Electrode MATERIAL LAYERS: The black base

MATERIAL LAYERS: The black base layer is foam formed from ethylene-vinyl acetate copolymer (EVA) with single coated adhesive

CUTE AND PORTABLEExpands size 10

you can easily install the Hook Loop sandpaper on the Black Disc Pad Holder

1 x ground spring

0 Cm L X10

0-14 pH Electrode Probe BNC Connector, 300cm Cable for PH Meter Monitor Controller Test Sensor, Replacement Kit for Aquarium Hydroponics Plant Pool Spa 300cm Long Cable Electrode Color:300cm Long Cable Electrode MATERIAL LAYERS: The black base0 14 pH Electrode Probe BNC Connector, 300cm Cable for PH Meter Monitor Controller Test Sensor, Replacement Kit for Aquarium Hydroponics Plant Pool Spa Features 300 CM Long Replaceable pH electrode is easy to calibrateReplacement kit set that comes with a set of free calibration powderProvides instant measurement & simple operationEasy monitoring of pH accuratelyComes with protective cap to ensure the safety of the bulbWith Automatic Temperature