Why in News:

• DRDO has successfully tested Pinaka Extended Range (ER) multi-barrel rocket launcher system, Area Denial Munitions (ADM) and indigenously developed fuses have been carried out at various test ranges.
• The Pinaka-ER is the upgraded version of the earlier version which has been in service with the Army for the last decade.
• The new Pinaka ER gives it a range of around 70 km, over the 45 km existing range of the missile 

About

• Pinaka is a multi barrel rocket launch (MBRL) system used by the Indian Army.
• It was developed by the Defence Research and Development Organisation (DRDO).
• It is an all-weather, indirect fire, free flight artillery rocket system.
•  It provides a unique capability to accurately deliver devastatingly lethal and responsive fire against a variety of area targets such as exposed enemy troops, armored and soft skin vehicles, communication centers, air terminal complexes, fuel and ammunition dumps.
• The Pinaka weapon system consists of Rocket, Multi Barrel Rocket launcher, Battery Command Post, Loader cum Replenishment Vehicle, Replenishment Vehicle and Digicora MET Radar

 Reference:

1. https://www.thehindu.com/news/national/pinaka-extended-range-rocket-system-successfully-tested-drdo/article37932502.ece