| A | EN300 | (6) 1.5V AAA | Dual LCD | Min/Max | 10 to 95% | - | Thermistor | 1%, 2 Degrees F | Thermistor 32 Degrees to 122 Degrees F, Type K -148 Degrees to 2372 Degrees F | A$ 783.81 | |
| B | SDL500 | (6) AA | Backlit Dual LCD | Min/Max | 5 to 95% | 180 sec. | Precision Capacitance Sensor (Humidity), Thermistor (Temperature) | +/-1.8 Degrees F | 32 Degrees to 122 Degrees F | A$ 1072.43 | |
| C | 445580 | 3V Lithium | Dual LCD | Min/Max | 10 to 90% | 120 sec. | Capacitance | +/-1.8 Degrees F | 14 Degrees to 122 Degrees F | A$ 238.44 | |
| D | RH390 | 9V | Dual LCD | Min/Max | 0 to 100% | Less Than 30 sec. | - | +/-1.8 Degrees F | -22 Degrees to 199 Degrees F | A$ 614.44 | |
| E | RH490 | 9V | Dual LCD | Min/Max | 0 to 100% | Less Than 30 sec. | - | +/-1.8 Degrees F | -22 Degrees to 199 Degrees F | A$ 1276.57 | |
| E | RH490-NIST | 9V | Dual LCD | Min/Max | 0 to 100% | Less Than 30 sec. | - | +/-1.8 Degrees F | -22 Degrees to 199 Degrees F | A$ 1150.18 | |
| F | RH300 | AAA | Digital 3 Line LCD | Min/Max | 0 to 100% | 60 sec. | Capacitance | +/-1.8 Degrees F | Air -4 Degrees to 122 Degrees F/ Probe -4 Degrees to 158 Degrees F | A$ 377.68 | |
| G | RH350 | AAA | Digital 3 Line LCD | Min/Max/Avg | 0 to 100% | 60 sec. | Capacitance | +/-1.8 Degrees F | Air -4 Degrees to 122 Degrees F/ Probe -328 Degrees to 2498 Degrees F | A$ 599.42 | |
| F | RH300-NIST | AAA | Digital 3 Line LCD | Min/Max | 0 to 100% | 60 sec. | Capacitance | +/-1.8 Degrees F | Air -4 Degrees to 122 Degrees F/ Probe -4 Degrees to 158 Degrees F | A$ 777.26 | |
| G | RH350-NIST | AAA | Digital 3 Line LCD | Min/Max/Avg | 0 to 100% | 60 sec. | Capacitance | +/-1.8 Degrees F | Air -4 Degrees to 122 Degrees F/ Probe -328 Degrees to 2498 Degrees F | A$ 711.82 | |
| H | 44550 | LR44 Button Battery | LCD | Min/Max | 20 to 90% | - | Resistive Ceramic (RH), Thermistor (Temperature) | +/-2 Degrees F | 14 Degrees to 122 Degrees F | A$ 89.92 | |
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