In addition to transport and utility roles, newer Dhruvs are also used as attack helicopters.[188] Four Dhruvs are also operated by the Indian Air Force Sarang Helicopter Display Team.[2] The HAL Chetak is a light utility helicopter and is used primarily for training, rescue and light transport roles in the IAF.[189] The HAL Chetak is being gradually replaced by HAL Dhruv.[189] The HAL Cheetah is a light utility helicopter used for high altitude operations.