Digital PH Meter 0 01 High Accuracy PH Tester with 3 PH Buffer Powders

Please Note:The PH meter has a protective film on the surface. If you find scratches on the surface, It's not that this item was used. You just need tear the protective film off! Specifications:Measuring range: 0.00-14.00 pHResolution: 0.01 pHAccuracy: 0.05 pHBatteries: 2x 1.5V LR44 button cellsAutomatic temperature compensationDimensions: 15.5*3.1*1.8cm/6.10*1.22*0.70inWeight: 50g/1.7oz Operation:1.Remove the protective cap and protective film on the screen.2.First rinse the electrode with distilled water,and dry it with filter paper.3.Turn the meter on by pressing the "ON/OFF"key.4.Immerse the PH meter electrode in the solution to be tested(can not be over the immersion line)5.Stir gently and wait around 30 seconds till the reading stabilized.6.After finished,clear the electrode with pure water,turn the meter off by pressing the "ON/OFF"key.7.Always replace the protective cap after use. Package included:1*PH meter4*1.5V LR44 button cells3*pH Buffer Powders1*Carrying case1*User's manual