ECG monitor is a precision medical instruments which widely used in hospitals. The rechargeable battery is the power source of ECG monitor .It made up of Lithium Polymer  Battery. This type of battery with longer cycle life and high energy system.In addition, the lithium polymer battery without memory function, this is important to the battery life.

Battery Technical Parameters:
Model no.：ICR18650-4S2P+PCM
Nominal voltage ： 14.8V
Rated capacity： 4400mAh
Standard charge current：0.2C
Maximum charge current：0.5C
Standard discharge current：0.2C
Maximum discharge current：0.5C
Working temperature：Charge：0-45℃
                     Discharge：-20-60℃
Storage ：23±5℃
Weight ： 450g
Battery dimension：MAX 19×75×137mm
Battery resistance：≤350mΩ 

Over charge voltage/pack：4.35±0.025V

Over charge release：4.150±0.050V

Discharge cut-off voltage：2.4±0.075V

Over discharge voltage：3.0±0.08V

Over discharge current：5～24A

Power consumption ：10uA MAX

Picture of Battery Pack