Fieldpiece Digital Pocket Psychrometer, 0.1 deg F Resolution, -40 to 257 deg F, 0 to 100% Relative Humidity Rating, 165 hr Battery Life, Alkaline Battery, 3/8 in Dia x 2 in L Probe
| Battery Life | 165 hr |
| Battery Type | Alkaline |
| Probe Size | 3/8 in Dia x 2 in L |
| Resolution | 0.1 deg F |
| Temperature Rating | -40 to 257 deg F |
| Humidity Rating | 0 to 100% Relative |