Take context from the input text and decide on the accurate relationship between 'Duracell' and 'battery' from the options provided.
Options: product/material produced, distributed by, headquarters location, parent organization

P&G hopes to pay dividends and retire shares worth up to $70 billion over a four-year period from fiscal years 2016-19 through a combination of shares eliminated via the deal with Coty and the sale of the $2 billion Duracell battery brand to Berkshire Hathaway, as well as ongoing share repurchases.
product/material produced