The Extech 445814 Humidity Alert Hygro-Thermometer features a customizable% RH audio and visual alarm that informs you when humidity levels surpass the specified limit. Temperature, humidity, and dew point are all displayed on one huge LCD screen. This product measures humidity from 10% to 99% RH ± 4% RH and temperature from -10°C to 60°C ± 1°C (14°F to 140°F ± 1.8%). Rear calibration pot for humidity and temperature. Maximum/minimum with reset functions that save and recall the highest and lowest recorded measurements. Comes with a built-in stand, wall bracket, and one AAA battery.
| Relative Humidity | 10 to 99% |
|---|---|
| Relative Humidity Basic Accuracy | ±4% |
| Temperature (Air) | 14 to 140 °F (-10 to 60 °C) |
| Temperature (Air) Basic Accuracy | ±1.8 °F/1 °C |
| Certifications | CE |
| Dimensions | 4.3 × 3.9 × 0.78" (109 × 99 × 20mm) |
| Power | 2 × AAA (1.5V) batteries |
| Warranty | 2 years |
| Weight | 6oz (169g) |
