The 3.5" light weight and portable device is designed for daily home healthcare. The device offers a simple operation for conducting rapid test, detection of ECG with two hands or chest, carries analysis and diagnosis of ECG waveform, heart rate and heart rhythm. Diagnosis is done with clear ECG waveform and with results displayed on the 320x240 TFT touch screen with LED back-light. ECG diagnosis depends upon the SD card capacity. Measurement is done with bipolar single channel 0.05Hz?150Hz bandwidth and HR measuring range of 30bpm~300bpm for 200Hz sampling. The BF classified device measures 130mm×74mm× 25mm?LxWxH?, weighs 140g, contains built-in memory enabling more than 5000 cases of measurement using single channel. Contains built-in lithium battery (DC 3.7V) with power capacity indication and energy-conserving mode with automatic power off function.