The Extech DV20 is a non-contact voltage tester designed to detect steady-state electrostatic fields generated by AC voltage without requiring contact with the bare conductor. When voltage is detected, a red light at the tip glows. The device is powered exclusively by two AAA batteries and features an integrated LED flashlight.
| Voltage detection range | 200 - 600V~ |
|---|---|
| Safety category | 600V, CAT III |
| Pollution degree | 2 |
| Operating temperature | 0°C bis 50°C |
| Battery type | 2 x AAA |
A red glow at the tip indicates the presence of voltage.
No, the device cannot detect voltage inside armored cable or cable in conduit.
It must be operated exclusively by two AAA batteries.