/[Convenient to use] 5 seconds to know the water quality, accuracy, faster. This combo game of TDS PH EC Temperature. In addition, it has the best price, reliable quality, all make it your first water quality test.//

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/[How accurate is it?] pH resolution is 0.01pH, accuracy ±0.01pH.TDS: 0~9990ppm, Conductivity: 0~9990us/cm, accuracy: ±2%. It is the same as the big resolution brand in Amazon, but the Pancellent test only needs half the price.//

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/[Durable model] The PH pen has AUTO CALIBRATION function, no need for any type of screwdriver to calibrate the pH test pen. The TDS pen has automatic locking shutdown function.//

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/[Portable pocket] Small size but suitable for testing the pH balance of drinking water, swimming pool, aquarium, reverse osmosis system, spa or hydroponics.//

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/[Wide application] Ideal for pH testing in home and laboratory, including drinking water, electroplating liquid, boiler water, aquarium water, pool water, photography rinsing liquid, well water, deep water, aquaculture, food processing and more. (Batteries not included)//

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