Super Holter System of 3/12-Lead for 24 Hours Feature: 1)LCD real-time display of ECG 2)Having analysis ability of arrhythmia, ST segment deviation and HRV 3)Operation manual and automatic operating mode 4)Ability of pre-scan ECG 5)Review function of 24 hours ECG analysis result 6)3 channel 24 hours ST segment deviation analysis and display 7)Display 3 channel 24 hours ST segment deviation per minute and myocardial esthetic index