<a href="http://www.tomoson.com/?code=TOP8886821b58031c67bd209eec0c56ae10" rel="nofollow"><img style="display: none" src="http://www.tomoson.com/images/front/pixel.png" /></a> <a href="http://www.tomoson.com/?code=BOTTOM8886821b58031c67bd209eec0c56ae10" rel="nofollow"><img style="display: none" src="http://www.tomoson.com/images/front/pixel.png" /></a>

This is such a great Ph tester, it's made by Healthy Wiser. It measures ranges 0.00-14.00PH , accuracy is +0.05 ph , power supply : 2*1.5V ( Keep using more than 500 hours) , Operating Temperature: 0C -80C , Calibration: two points automatic calibration, Dimension: 155 mm *31mm *18mm and weight :50g.  This is a very easy to use and easy to read system. This system also has a 1 year warranty.https://www.amazon.com/gp/aw/d/B018J40IKU/ref=mp_s_a_1_sc_1?qid=1455501147&sr=8-1-spell&pi=AC_SX236_SY340_QL65&keywords=Healthy+wiser+ph+tester.  #healthytester