Extech EC500 Waterproof ExStik II pH/Conductivity Meter

The EC500 is Conductivity/TDS/Temperature Meter.Measures 5 parameters including Conductivity, TDS, Salinity, pH, and Temperature using one electrode.Analog bargraph indicates trends.Memory stores up to 25 labeled readings.Waterproof meter with high-accuracy multi-ranging sensor.Features Auto Power off with disable.Complete with meter and electrode, protective cap, sample cup, four 3V CR-2032 batteries, and 48 (1.2m) neckstrap.'