New Grower is this any good?

Personaly i wouldnt bother but thats my :2cents: stick with a ph pen designed for plants/ soil/hydro
 
any suggestions?
 
[video]http://www.ebay.com/itm/Hanna-Combo-pH-EC-TDS-C-PPM-Tester-meter-pen-HI-98129-HI98129-/320937660359?pt=LH_DefaultDomain_0&hash=item4ab9600fc7[/video]http://www.ebay.com/itm/Hanna-Combo-pH-EC-TDS-C-PPM-Tester-meter-pen-HI-98129-HI98129-/320937660359?pt=LH_DefaultDomain_0&hash=item4ab9600fc7 this is a very good choice for long term use, don't waste money this will do it all.:2cents:
 
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