DEWALT DCB203 20V Volt MAX 2.0AH Li-Ion Genuine Battery Pack 

The DEWALT DCB203 20V Volt MAX 2.0AH Li-Ion Genuine Battery Pack is a yellow battery pack with a capacity of 2 Ah. It uses Lithium-Ion technology and has a voltage of 20V. The battery is included in the unit and is produced by the brand DEWALT. The model number is DCB203.

New without a box or tags.  Never used.