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IoT Based Smart Blind Walking Stick

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  IoT Based Smart Blind Walking Stick Our society has a large population of visually impaired people. If you notice them, you will know   they cannot walk without help; they need guidance to reach their destination. They face   many struggles in their daily lives. Even though technology is advancing rapidly today, there is no  affordable device available for people with visual impairments. Blind people have difficulty performing their daily activities, so a IoT based Smart Blind Stick was designed to help them move and perform their tasks more easily. However, when visually impaired people are walking on the road, they find it difficult to see obstacles along the way, which makes it very dangerous. A smart stick is   one of the best ways to point around. This stick is equipped with infrared sensors to detect stair cases, and a pair of ultrasonic sensors to detect any other obstacles in front of the user, within a range of four meters. A water sensor is also used in the system, which de