Medzer Biphasic Defibrillator BDFM-1000C has a 7-inch TFT display, biphasic waveform, built-in recorder, and charges to 360J in under 10s. It supports 3- or 5-lead ECG, monitors 20-350 bpm, and provides 10 hours of ECG monitoring with dual 4000mAh Li-ion batteries.