Ngày đăng: 12/37/2019 - 68 lượt xem
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Three points calibration for high accurate measurement Calibration points: pH4.01, 6.86 and 10.01 (at 25°C)
"Auto power-off" function turns off the unit 20 minutes after the power is turned on. This conserves battery life if you forget to turn off the unit.
(1) 3 points calibration (pH 4.01, pH6.86 and pH10.01 at 25°C) (2) Auto power-off (3) Hold (4) Auto temperature compensation (ATC)