In a statement, Boeing said the AH-64E Apache has an improved modernised target acquisition designation system that provides day and night target tracking system.
"In addition to classifying air and ground targets, the fire control radar has been updated to operate in the maritime environment. It is uniquely suited to meet a commander's needs, including reconnaissance, security, peacekeeping operations, and lethal attack, across myriad environments - without reconfiguration," the Boeing said.
It said 20 defence forces around the world either have Chinooks in service, or are on contract to receive them.
"The iconic tandem-rotor helicopter has been the world's most reliable and efficient heavy-lift helicopter for more than 50 years, allowing customers to operate in climatic (hot), altitude (high), and crosswind conditions," the company said.