Extech 380820 Universal AC Power Source & AC Power Analyzer is used for power quality measurement (Watts, Power Factor, Voltage, Current, Harmonics) and standby power measurement (10mW to 100W) for desktop and notebook PCs, LCD TVs, AC adaptor/chargers. The Standard power measurement of the Extech 380820 is 100mW to 1000W (110V) and 100mW to 2000W (220V).
Extech 380801 True RMS Single Phase Power Analyzer is a compact, battery operated appliance tester for analyzing AC power loads. It offers four simultaneous displays of Watts, Power Factor or VA, Voltage or Hz, Amps. Extech 380801 can be used for data acquisition when connected to PC.