0.8" LCD TDS Water Tester (2 x L1154H)
0.8" LCD display screen - TDS unit: PPM (mg/l) - Measuring range: 0~999 ppm - Accuracy: reading +/-2% full scale or +/-2ppm - Pocket sized and light weight for portable use in a large number of applications such as water quality testing etc. - Powered by 2 x L1154H batteries (included) - Comes with Chinese/English user manual