The conversion of 150 dollars to Nigerian Naira depends on the current exchange rate. Exchange rates are constantly fluctuating due to various economic factors such as inflation, interest rates, and global market conditions.

To determine the exact amount in Naira, one would need to check a reliable financial source or a currency exchange platform. These sources provide the most up-to-date exchange rate. For example, if the exchange rate is 1 dollar = 410 Naira, then 150 dollars would be 150 * 410 = 61500 Naira.
However, it's important to note that when making such conversions, fees and charges associated with the exchange might also affect the final amount received. Some currency exchange services may have additional costs, which could slightly reduce the equivalent Naira amount obtained from the 150 dollars Amazon gift card.