7 in 1 Salinity/Temp Meter0.01 Resolution High Accuracy Water Tester, for Water Household Drinking, Swimming Pool

Prepare three cups of 250ML water and pour in the buffer powder. Step 1: Turn on the power supply of the ph meter. Step 2: Press the and button. Press the button for about 6 seconds, and the ph meter flashes three times to complete the calibration.

with high precision at the same time. All-round measurement of water quality to ensure healthy water quality. The detai manual included will show you how to get the best accurate and stable reading.

Backlit Design guarantees that you can read the measuring results in any condition. One-button lock reading function helps lock reading.

【The Importance of Water Quality】 The water is too acidic or too alkaline, which has adverse effects on human body. water quality detection pen can help us to detect the composition of drinking water at home at any time. Water quality is closely related to health, and good water quality can delay aging. 7-in-1 PH water quality testing pen is a household necessity.

【Widely Used】meter ideal for home or laboratory uses. Water ph tester can be used to test drinking water, swimming pools, pH balance in aquarium, bath tub, spa, wine, beer and any other liquids, pH pen make you get the quality of water at any time and get accurate data.