Flat-surface, pH electrode, with an epoxy body, and 0-13 pH range. Has a BNC-connected combination reference and measuring cell, for ease of use and to provide tight coaxial cable connections. Used in testing surface measurements such as cheese, meats, small liquid samples, paper, soil, or skin. Low maintenance use, and is easy to clean. 6 month warranty

Can be operated manually or set to automatically take samples at any interval between 1 second and 99 hours. Has a .5" LCD display, and can store up to 7999 data points (16 bit stream). Comes with RS232 cable for connection to a PC (840055), a cable to connect the Datalogger to any of the below meters, a soft carrying case, 4 AA batteries and full instructions