Lutron DW-6063 Precision Watt Meter

\n99.99 x 0.01 W, 520.0 x 0.1 W, PF, ACV, ACA, Single phase\nPRECISION WATT METER\nModel : DW-6063\n* 0.01 W resolution, precision Watt meter is special for low power measurement.\n* Designed for the high resolution low power measurement.\n* Watt, Power factor, ACV, ACA.\n* True power ( watt ) measurement.\n* True rms measurement for ACV, ACA.\n* Auto range for Watt measurement :\n Range 1 : 0.00 to 99.99 W x 0.01 W.\n Range 2 : 100.0 to 520.0 W x 0.1 W.\n* Power factor : 0.01 to 1.00 x 0.01 PF.\n* ACV : 90.0 to 260.0 V x 0.1 V.\n* ACA : 0 to 2.000 A x 0.001 A.\n* ACV input impedance : 10 Mega OHM.\n* Data Hold, Record ( Max., Min. ).\n* RS232/USB Computer interface.\n* Optional Holster, HS-03.\n* Optional data acquisition software, SW-U801-WIN.\n* Optional Excel data acquisition software, SW-E802.\n* Optional USB cable, USB-01.\n