Joom: The information about the product is provided by the seller. Notwithstanding any of this information, the product is not intended for diagnosis, cure, mitigation, treatment or prevention of any disease, is not a drug or a medical device, and should not be used for any medical purposes. Please consult a medical specialist. ----- PARAMETERS: Number of monitoring channels: Single Channel Display: 2.8 inch color display Heart Rate Range:30bpm--240bpm Measuring Time:30 seconds or continuous measuring Heart Rate Accuracy:2pm Measuring Results:17 Data Storage:2700 records or 10hours ECG monitoring waveform Size:125*70*21.5mm Weight:106g Measuring Electrode:3 metal electrodes or 3 conductor conductors Application:It is suitable for home users to self monitor and record ECG waveform and heart rate Details: 1. Small in size, light in weight and easy to carry. 2. One-key measurement, easy to operate. 3. ECG waveform and interpretation of results are displayed clearly on dot-matrix LCD screen. 4. Seventeen types measurement result can be presented. 5.For some models of device, up to 1200 records for quick measurement or 20-hour data records for continuous measuring can be stored in built-in memory. 6. Data records can be reviewed, copied, deleted, and uploaded as well. 7. Power saving technique with automatic shutting-down function. 8. Two AAA batteries are used to support more than 20 hours working time (Batteries excluded for safe ) Product Content: monitor USB data transfer cable Viewer Software on mini-CD (Windows compatible) pads 1 pack cable English manual