I Wayan Sumardana, a 31-year-old welder in a small village in Bali, has been dubbed "Iron Man" by Indonesian press after he claimed to have made a bionic arm out of junk at home.

He says the "bionic arm", which he made from scrap metals, a lithium battery and electrical components, reacts to signals from his brain.

Mechanical experts have cast doubt on the machine, querying how it could recognise a command without computer programming.

However, Mr Sumardana's fellow villagers remained enthralled by the mystical aspect of his story.

Read more: The man who built an arm out of scrap metal