| Country of Origin | China |
| Power Frequency | 50/60Hz |
| Product Name | Transformer Turns Ratio Test Meter |
| MPN | JH2702 |
| Output Voltages | No less than 50V |
| Feature | Has built-in battery, more portable to use |
| Brand | Brand |
| Resolution Ratio | 0.9-10000 |
| Function | PT, CT, Z-type transformer ratio, group, polarity testing functio |
| Type | Type |