Wheelchair is a mobility device that provides assistance to people who have difficulty walking or standing for long periods of time due to injury, illness or disability. The main function of a wheelchair is to assist the user’s movement and mobility in different environments. There are different types of wheelchairs available, ranging from manual to motorized. The following are the detailed functions of a typical manual wheelchair: 1. Movement: A manual wheelchair is designed to assist the user's movement and mobility. The user can push the wheels using their hands, which enables them to move in different directions. 2. Comfort: The seat of the wheelchair is padded to provide comfort to the user while they are seated. The backrest is also designed to provide support to the user’s back and lumbar region. 3. Adjustable also.