ebay monitor ??

[versach000]

anyone have uesing this kind?
Any experience with these?


pH Meter

ORP METER

3-in-1 ORP mV, PH, TEMPERATURE

pH °C ORP EC CF TDS PPM Monitor

 

[karsseboom]

Yeah i had the ebay ph monitor and it sucked bad. I had to adjust the thing all the time and then is just stopped working.

 

[versach000]

Thanks for reply karsseboom

Any other experience ?