PHB-4 Digital Portable PH Meter Tester Shenzhen Handsome Technology Co., Ltd. Base Info Model NO.:PHB-4Measurement Range:pH (0.00-14.00)pH Mv: (-1400? C1400 )MvResolution:pH: 0.01 pH, Mv: 1mv;Accuracy:pH: ± 0.03pH, Mv: ± 0.2%Trademark:NeutralOrigin:ChinaHS Code:90258000 Description Pre:Kl0101 Digital PH Meter with 0-14 Range Next:MD816 Digital Wood Moisture Meter