Replaceable probe compatible with ST20C-C and ST20S pen meters

All sturdy and durable electrodes are constructed of either plastic or glass shafts and built to withstand daily use.
All electrodes include a temperature sensor, which powers automatic temperature compensation and ensures accurate measurements.
All electrodes fit perfectly in the electrode holders on OHAUS bench meters and electrode clips on all OHAUS portable meters.
Replaceable probe compatible with ST20CC and ST20S pen meters