Extech 380820 Universal AC Power Source and AC Power Analyzer is used for testing products from 85 to 250VAC, 45 to 65Hz. This Universal AC Power Source and AC Power Analyzer features Standby Power Measurement (10mW to 100W) for desktop and
notebook PCs, LCD TVs, AC adaptor/chargers, and any other products that continue to use power when connected to AC, even though they are not in use.