| Sound pressure range |
30 dBA to 130 dBA |
| Sound pressure accuracy |
±1.5 dB (94 dB at 1 KHz) |
| Sound pressure frequency response |
30 Hz to 8 KHz |
| Sound pressure frequency weighting |
A weighting |
| Sound pressure time weight |
Slow 1 second |
| Sound pressure analog bar |
Yes |
| Backlight |
Yes |
| Data hold |
Yes |
| Maximum or minimum |
Yes |
| Auto power off |
Yes |
| Low battery indication |
Yes |
| Power supply |
3 V x 1.5 V AAA batteries |
| Ambient temperature range |
-4 ℉ to 140 ℉ (-20.0 ºC to +60.0 ºC) |
| Ambient temperature accuracy |
32 ℉ to 113 ℉ (0.0 ºC to 45.0 ºC) |
| Ambient humidity range |
0.0% to 99.9% |
| Ambient humidity accuracy |
20% to 80% ±3.0 RH |
| Wet bulb temperature range |
-4 ℉ to 140 ℉ (-20.0 ºC to +60.0 ºC) |
| Wet bulb temperature accuracy |
32 ℉ to 113 ℉ (0.0 ºC to 45.0 ºC) ±0.1 ºF (± 0.1 ºC) |
| Dew point temperature range |
-58 ℉ to 140 ℉ (-50.0 ºC to 60.0 ºC) |
| Dew point temperature accuracy |
32 ℉ to 113 ℉ (0.0 ºC to 45.0 ºC) ±0.1 ºF (± 0.1 ºC) |
| Size |
5.5 in x 2.2 in x 1.1 in (142 mm x 58 mm x 28 mm) |
| Weight |
Approximately 4.08 oz (115.7 g) |
