Specification: Test items: the value of chlorine tester Type: Portable water analyzer Measuring range: 7.2-7.8 Accuracy: 0.1 Power supply voltage: 1.5v Applicable industry: swimming pool, sauna, spa, etc Battery: Use 1 AA battery Test chlorine content: Recommend chlorine swimming pool water or spring water content of 1.2 to 1.7ppm 1.Move the pointer raised "setpoint" position. 2.a hand holding a tester, the other holding a test stick, the metal rod into the water to the black position. Readings until after the pointer stops swinging. 3.to make the test stick stuck in the water, continue to carry out the instructions of pH testing. Tips: Because the battery generic Airlines flight ban pieces items, so this product without battery, an AA batteries can be purchased at local Packaging: 1 * Water Tester
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