Priya Govender was arrested in August after arriving in Perth on a flight from Johannesburg with the drugs hidden inside hollowed-out books in her bags.
She was due to face trial in August for importing a commercial quantity of cocaine but changed her plea to guilty when she appeared in the Supreme Court this morning.
Govender said she was pleading guilty on the basis of recklessness after reading an amended statement of facts.
The Commonwealth offence carries a maximum penalty of life in jail.
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This article originally appeared on Perth Now.