... Interface. Data Hold. Multi- phase Power Meter. CE certificate RS232 Interface Digital Clamp Power Meter :• Complies with IEC/EN 61010-1 ... single-phase mode• Dual display respectively two different parameters on each menu• Store 28 groups of measurement parameter • ... Test Leads,Connect test clamp,RS232C interface cable, PC Data Record graph software, Battery, Users manual,Carry Case • Standard ...