YINMIK YK-4 pH Meter with Replacement Probe and EC Calibration Solution, pH Storage Solution auspowers_batchsix suitable for Garmin/Cateye/Bryton/GoPro GPS or

suitable for Garmin/Cateye/Bryton/GoPro GPS or cameras

2 USB port (5V/2

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YINMIK YK-4 pH Meter with Replacement Probe and EC Calibration Solution, pH Storage Solution auspowers_batchsix suitable for Garmin/Cateye/Bryton/GoPro GPS orYINMIK YK 4 pH Meter with Replacement Probe and EC Calibration Solution, pH Storage Solution YINMIK YK 4 pH Meter with Replacement Probe and 1413S cm EC Calibration Solution, pH Storage Solution Product Features Package Contains: TYINMIK YK 4 pH Meter; pH Replacement Electrode (1 pcs), EC 1413S cm Calibration Solution(50mL), pH KCL Storage Solution(2*10mL) Attentions: After replacing the new probe, please recalibrate the pH and EC