| unit | HZ |
| scope | 10Hz~500Hz |
| resolution of the | 0.1Hz |
| precision | ±1％ |
| battery | 4xAAA |
| According to | LCD |
| Operating temperature/humidity | 0°C~40°C,Relative humidity80％RH |
| Storage temperature/humidity | 0°C~50°C,Relative humidity70％RH |
| Automatic shutdown | It will automatically shut down if it is not used for 5 minutes |
| size | Instrument：77mmx32mmx140mm |
| weight | 150g(Do not contain batteries） |
