Specifications:
Range 0.0 - 14.0 pH
Resolution 0.1 pH
Accuracy ± 0.2 pH
Calibration Manual 2 points
Set point range 5.5 - 9.5 pH
Alarm Active when reading is higher than
set point
Dosing contact 1 power plug for CO2 dosing
Power supply 12 VDC adapter
Electrode MA911B/2
Dimensions 80 x 145 x 35 mm

Professional pH/CO2 controller especially designed for
use in aquariums

Manual 2 points calibration
Visual LED alarm
Works with 12 VDC adapter (standard)
Power plug for CO2 dosing
Double junction pH electrode (BNC connector)
Comes with calibration fluid