| Name | Same-axis four-probe test line |
| Model | ETA4564U |
| Insert Match | 4mm |
| Length | 1200mm |
| Color | Red, Black |

No video
ETA4564U four-point probe design, used in resistance meters, multimeters or impedance analyzers, Kelvin four-wire detection enables more accurate measurements, separated current and voltage electrodes, and eliminates the impedance of wiring and probe contact resistance.
| Name | Same-axis four-probe test line |
| Model | ETA4564U |
| Insert Match | 4mm |
| Length | 1200mm |
| Color | Red, Black |

No video