1. 12.1 color TFT LCD screen with multi channel wave forms display 2. All lead seven channel simultaneous display in one screen 3. Easy to learn and use, Portable, easy to take 4. Suitable for adult, pediatrics and neonates 5. Update perfusion index 6. LFG Technology to test SPO2, making SPO2 and PR more precise. 7. Rechargeable high energy built in Li Battery 8. Anti- defibrillation, anti high frequency knife interference. 9. 5-minute ECG waveform review, ST segment automatic detection, arrhythmia analysis, drug concentration calculation, respiratory oxygenation chart etc. 10. Easy connecting with central monitoring system 72 hours data storage. 11. All metal frame internal structure, making parameters more steady 12. No fan design to keep the whole system working quietly.