What kind of travel charger adapter needed when traveling from India to Australia?

What kind of travel charger adapter needed when traveling from India to Australia? - From above small domed caves with graffiti on Buddhist meditation house rooftop located in Beatles Ashram in lush green rainforest against cloudy sky in India

I am traveling from India to Australia next month. Can anyone please tell me which kind of adapter I should buy? will the product listed below help? or do I need to have a product which performs step up or step down also?

http://www.amazon.in/dp/B01DU9KHSW?psc=1






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What kind of travel charger adapter needed when traveling from India to Australia? - Old town surrounded by mountains against cloudy sundown sky
What kind of travel charger adapter needed when traveling from India to Australia? - Picturesque rocky ravine with waterfall and green vegetation
What kind of travel charger adapter needed when traveling from India to Australia? - Architectural details of old Hindu temple under cloudy sky






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