This device is Microcontroller based development and it is ideal for analyze the Battery condition of car hybrid batteries like Lithium Iron and Nickel-metal batteries. It has a enough facility to analyze multiple batteries simultaneously during discharging and charging conditions. This device can access via IP via LAN connectivity and can be view online. Also this device act as a data logger and CSV file can download via online. User can set required battery voltages ( Min / Max /Avg ) as per requirement. it is possible to use downloaded CSV file to analyzing each battery data perfectly.