PH monitor controller water test kit 2 in 1 PH aquarium fresh marine fish tank

Description

Power Specifications: AC110~240v world wide useFrequency: 50 / 60HzDisplay: 0.56-inch large LED displayPH test range: 0-14PH control range: 3-11PH Resolution: 0.1PHPH Accuracy: ¡À (0.1% + 2digits) (corrected)External adjustment: External PH7, PH4 (CAL)Using the temperature and humidity limits: 0 ¡ã ~ 50 ¡ã C humidity below 90% RHHost Size: Width 8.5cm, height 15cm, 4cm thickStandard accessories: PH controller (LED display) 1, the host 1 set of pylons, PH7.0 and PH4.0 each calibration solution 1