Hanna Instruments GroChek pH/EC/TDS/C Portable Meter w/Cal Check new-releases so light spreads broadly and

so light spreads broadly and evenly

When used as directed

Comes with cleanable sediment filter and in/out pressure gauges to monitor when to change filters

Premium plus reflector made of German aluminum 95% reflectivity

Hanna Instruments GroChek pH/EC/TDS/C Portable Meter w/Cal Check new-releases so light spreads broadly andHI 9813 6 is a versatile, water resistant, multiparameter portable instrument specifically designed for agricultural applications such as hydroponics, greenhouses, farming and nurseries. This meter features an large LCD that clearly displays the parameter being measured as well as calibration instructions. Calibration is fast and easy with knobs located on the front panel of the instrument. HI 9813 6 includes all the features of the HI 9813 5 while