Feature 1Use to measure the pH & EC & TEMP TDS of solution, omnidirectional measurement of water quality to make sure the health of water quality. 2With automatic temperature compensation mode, so as to solve the inaccurate problem caused by changing the liquid temperature. 3Widely used in aquaculture, household water quality, swimming pools, agriculture, etc. 4Large and clear LCD, and the backlight function can help you get accurate and fast readings. 5High sensitivity and accuracy, accurate determination of hydrogen rich content in water to improve human subhealth.Condition: 100% Brand NewItem Type: Water Quality TesterMaterial: ABSColor: As shown in the pictureWeight: Approx.155g/5.5ozApplication: Widely used in aquaculture, household water quality, swimming pools, agriculture, etc.Battery: 3 x LR004 button battery 160MAH(Not included) .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Water Quality Tester(Battery Not Included)1 x Screwdriver1 x Instruction ManualNote1.Pleaseallow1‑2cmerrorduetomanualmeasurement.Thanksforyourunderstanding.2.Monitorsarenotcalibratedsame,itemcolordisplayedinphotosmaybeshowingslightlydifferentfromtherealobject.Pleasetaketherealoneasstandard.