Extech WQ530 pH/Conductivity/DO Meter

- Measures pH, ORP, Conductivity, TDS, Salinity, Dissolved Oxygen, and temperature
- Built-in stirrer with 30, 60, and 120 minute timer or continuous operation
- Large backlit dual LCD simultaneously displays measurement and temperature
- 2 or 3 point pH calibration, 4 point for Conductivity, 1 point for DO with Automatic Temperature Compensation
- Manual Salinity and Altitude compensation for DO measurement
- 150 memory, and readings can be captured directly to a PC via meter's USB interface
- Comes with pH glass electrode, Conductivity electrode, DO probe, temperature probe, DO spares, calibration solutions, electrode clamp and rod, PC software, USB cable and AC adapter