YOU SAID:

i have hair on my dongle

INTO JAPANESE

私は私のドングルに髪を持っています

BACK INTO ENGLISH

I have hair in my dongle

INTO JAPANESE

私はドングルに髪を持っています

BACK INTO ENGLISH

I have hair in a dongle

INTO JAPANESE

私はドングルで髪を持っています

BACK INTO ENGLISH

I have hair in a dongle