Blind Man Stick
Wazeer H of Tumkur, Karnataka created a stick for blind man which makes life easy for the visually challenged person by alerting them, if they are stepping on water or into a pit, through a sensor based voice recorded system. If the blind person is passing through a crowd, he can press the toggle switch and a voice alert will be given to public with “EXCUSE ME, SIDE PLEASE”. For hearing impaired person, a vibration system can be provided with the same system. The product was manufactured and marketed under the banner of WAZ Technologies in the year 2007.