Technical Features
| Brand | Value |
| Pipe tools HVAC Instrument Type | Sound LEVEL Meter |
| Noise measurement scope | 30~130dB |
| Accuracy | ±1.5dB |
| Refresh rate | 31.5Hz~8kHz |
| Resolution | 0.1dB |
| Sampling rate | Fast:125ms/Slow:1000ms |
| Power | 1.5V AAA×3 |
| LCD size | 32×26mm |
| Dimensions | 155×57×35mm |
| Weight | Only 88g |