Technology has been solving problems in human life, and a unique innovation from Mumbai has become a new testament to it. It is a QR code-enabled locket that helps people with memory loss or dementia renuite with their families if they get lost. We make many payments through QR codes every day, but can you imagine that this QR code can save someones life or help a lost child get back from his family. One such incident has come to light, where with the help of QR code pendant, a mentally challenged boy reached his home safely.What happened exactly A 12-year-old mentally challenged boy from Worli area went missing while sitting in a bus while playing. After this the conductor contacted the police. However, the police contacted the childs parents with the help of QR code.Police action into this matterGiving information about this, Colaba police station said that the boy has been identified as Vinayak Koli who had unknowingly boarded a local bus. The boy had gone missing from Worli around 3 pm and police found him around 8.20 pm. Whats special in QR based locket Talking about this locket, data engineer Akshay Ridlan said that this locket is a new innovation to keep people safe by finding missing persons and reuniting them safely with their families. It is mainly effective in sending lost people back home. At the same time, in any case, if a person goes missing, his family members can be contacted with the help of this scanner, because it is very difficult even for the police to track lost people in a densely populated city.