YM-2008 with the best quality,it's suitable for aquarium.
Features:
This digital pH-TDS meter with sucker in back side,it's very convenient to fit on different situation.
With Blue LCD screen,it easy to read.
Specifications:
Measuring Range:
0.00 - 14.00 pH
0-1999PPM
Accuracy:±0.03 pH
±2%F.S
Dimensions: 88x55x23mm
Package including:PH-TDS meter,electrode*2(TDS & PH ) Power charger 1.5meter, probe line 1.5meter, rectifier*1, screw, user manual,