Automatic Shutdown.
Backlight Display.
Online Monitoring.


Range: PH 0.00 ~ 14.00
TEMP: -50°C ~ 70°C (-58°F ~ 158°F)
Resolution: pH 0.01
TEMP: 0.1°C (0.2°F)
Accuracy: PH ± 0.1
TEMP: ±1.0°C (±2.0°F)
Temperature Compensation: 0°C ~ 50°C (32°F ~ 122°F)
Environmental Temperature: 0°C ~ 50°C (32°F~ 122°C)
Power Supply: DC 6V (Power Adapter Usable)
Battery: 4 x1.5V AG-13 Button Cell Batteries

What’s in the box
1 x pH-991 – PH Meter for Aquariums

Additional information

Weight 10.00 kg
Dimensions 10.00 × 10.00 × 10.00 cm


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