“This portable meter offers convenience, reliability and durability in one compact design. Measurement Range 0.00 – 19.99;20.0 – 45.0 mg/L;200 – 400%;0 – 50 °C Measurement Resolution 0.1 mg/L;1 mg/L;0.1%;1%;0.1 °C;0.1 ppm;1 ppm”