... V (Ventricular Ectopy), S (SVE), U (Unknown), P (Pacemaker), A (Artifact). All the templates can be ... superimposed. Weak signal can be identified such as P wave. Arrhythmia AnalysisVE, SVE, aberrant beats, V ... (battery not included) Lead: 10 wire patient cable (I, II, III, aVR, aVL, aVF, V1~V6) Power: 2 ... (battery not included) Lead: 10 wire patient cable (I, II, III, aVR, aVL, aVF, V1~V6) Power: 2 ...