| Model number | HY-8 |
| Temperature range | -10℃～+50℃ (+14℉ ～ +122℉) |
| Humidity Range | 20% ~ 99% RH |
| Power-supply | 1.5V (AAA )×1 |
| Functions | 1.Temperature & humidity display |
| 2.Temperature unit ℃/℉ changeable | |
| 3. Memorized MAX/MIN values of temperature and humidity | |
| 4.Date-hold function |
