Vaisala Humidity Meter Calibrator HMK 11

10000 Ohm 10 kOhm Ω Resistance Standard Resistor Calibrator Accuracy 0.005%

1 Ohm 1 Ω Resistance Standard Resistor Calibrator Accuracy 0.002%

0.001 Ohm Ω Resistance Standard Resistor Calibrator Accuracy 0.01% NEW Tested

Vaisala HMC 20 Electronic RH Calibrator. Excellent Condition.

1000 MOhm 1000 MΩ 1 GΩ 1 GigaOhm Resistance Standard Resistor Calibrator 0.01%

Vaisala HMC 20 Electronic RH Calibrator w/HMP 20B Reference Probe & Case