Water Quality Test Pen Backlight Water Purity Testing Pen Monitor Detector, 501 Original

PH Water Quality Monitor Detector Fish Tank Aquaculture Backlight Tester Water Purity Testing PenSpecification:Material: ABSSize: 151*29*15mm/5.94*1.14*0.59\"Steps:1. Remove the protective cover.2. Clean the electrode of the pH meter with distilled water first. And wipe the electrode dry with filter paper.3. Turn on the switch located on the battery compartment.4. Insert the pH meter into the liquid to be tested until the liquid is immersed in the \"immersion line\", and conditions permit, the solution can be immersed slightly higher than the \"immersion line\"Line\" position.5. Gently stir the solution and wait for about two minutes. Read the displayed value.6. Finished use. Clean the electrode. Turn off the switch. Put on a protective coverPrecautions:Please note that the PH pen probe is made of glass, which is fragile. Please do not bump it with anything. Once it is damaged, it cannot be replaced.To protect the probe well, use absorbent paper to gently absorb the water on the probe.Battery installation:If the backlight brightness drops significantly or the displayed value is blurred, the battery should be replaced. When replacing the battery, just pull out the battery compartment to replace it. NotePolarity of the batteryUses: It can test the water quality of various waters such as breeding waters, plant cultivation, fish tanks, drinking water, etc., and help to improve them.Note:Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!Please allow 1-3mm measuring deviation due to manual measurement.1 X Water Quality Test Pen