Test kit for Humimeter FS2, FS3, FS4, FS4.1, BP1 and FSA -
Test equipment (glass beads) and calibration weight
The glass beads are used to check the readings from the humimeter FS2, FS3, FS4, FS4.1, BP1 and FSA Devices.
With the calibration weight you can check the values of the scales.