Bluelab OnePen - Features - 1)Replaceable, double junction PH probe and titanium conductivity (EC) electrodes 2) compact, ergonomic design 3) Bright, easy to read backlit display with simultaneous PH and conductivity (EC)readings 4) Precise readings with 0.01 PH resolution 5) Probe health indicator 6) Simple 2-point PH calibration 7) Read temperature in °C or °F 8) Measures conductivity in EC/mS/cm,CF, ppm 500 (TDS), or ppm 700 9) IP68 rated (dust and waterproof) When connected to edenic app - 1) view measurements remotely through the app or browser 2) Real time data sharing and software updates |