Advanced pH Meter Kit includes: Advanced pH Meter 850055 in a hard carrying case complete with a detachable temperature compensated pH probe with 3½' cable, pH buffers 4,7,10 and distilled water. Reads either pH (in 0.01 resolution) or mV in large digits, with time, date, and temperature (in °C or °F) shown simultaneously on the lower display. Also indicates stable reading, low battery and displays calibration data. Scroll 99 data points with time stamps and min/max readings directly on the backlit LCD. Features hold, up to 5 point calibration, automatic buffer recognition, manual or automatic temperature compensation, and a USB port. Will accept any pH or ORP probe with a BNC connector.