3P4W Power Analyzer 1).1P2W,1P3W,3P3W2M & 3P4W Power 2).Data Logging(512KB Memory,20,000 Sets) 3).RS-232 ... ) R.H. < 70% non-condensingAccessories 1) Instruction manual2) Software CD Rom / Optical RS-232 interface3) Deluxe carrying case4) Battery (AA 1 ... (110V -> 12V ; 220V -> 12V)6) 4pcs current clamp transducer (1, 2, 3, 4 cable length 3 meters) (1000A AC, jaw opening ...