The Horiba LAQUA PD210-K Handheld PH / ORP / Dissolved Oxygen / Temperature Meter is a waterproof standard handheld meters with backlit LCD.

• Automatic pH calibration - up to 5 points (NIST, USA pH buffers) / up to 6 points (DIN pH buffers)
• 0.01 pH resolution
• Offset and average slope display
• Automatic / manual temperature compensation and temperature calibration function
• ORP calibration option
• Dissolved oxygen (DO) concentration in ppm (mg/L) and % saturation
• 0.01 mg/L or 0.1% DO resolution
• Compensates salinity, temperature, and atmospheric pressure
• Up to 2 DO calibration points
• Auto log data; built-in memory can store up to 500 data
• Auto shut-off (programmable: up to 30 minutes)
• Auto stable, auto hold, and real time measurement modes
• Calibration alarm (programmable: up to 90 days)
• Built-in electrode holder allows 2 electrodes to be attached
• Monochrome LCD with white LED backlight: 50 x 50 mm
• Casing is IP67 waterproof/dustproof, shock & scratch resistant, non-slip
• Powered by 2 x AA batteries
• Packaged with electrodes and calibration solutions in carrying case