EXTECH ET20 Dual Indicator Voltage Detector User Manual
Learn how to operate the EXTECH ET20 Dual Indicator Voltage Detector with this user manual. The ET20 is a 2-way AC/DC voltage tester with a neon indicator that lights up when voltage is present. It can detect voltage levels between 100-250V and comes with a two-year warranty. Use caution when checking electrical circuits to avoid injury due to electrical shock.