Description
Description
Technical Specifications
| Frequency | 31.5Hz to 8KHz |
| Noise measurement | 31.5 Hz to 8KHz |
| Sampling rate | 125ms,1000ms |
| Overload indication | OL |
| Max/Min measurement | Max/Min |
| Date hold | Hold |
| Backlight | Have BL |
| Automatic close | 5min |
| Low battery prompt | 3 V to3.5V |
| Battery | 4.5V, |
| Current consumption | ≤40mA, ≤10uA |
| Temperature | 32 ℉ to 104℉(0 ℃ to 40 ℃) |