net weight:4KG gross weight:5KG out packing:57CM*45CM*26.5CM(L*M*H) voltage:110v/220v power:25w current:0-205A outside packing: ordinarily paper box The main parts: 1): Main machine; 1PCS; 2) Electrode Plate :1PCS; 3) Power line : 1PCS ; 4) wrist band: 1PCS ; (Black) 5) Slice for physical therapy : A pair (adhesive)