sequences and series - limit of $left(1+frac{1}{n^{2}} right)left(1+frac{2}{n^{2}} right)...left(1+frac{n}{n^{2}} right)$

I want to find the limit of $\left(1+\frac{1}{n^{2}} \right)\left(1+\frac{2}{n^{2}} \right)...\left(1+\frac{n}{n^{2}} \right)$ as $n \rightarrow \infty$, any hint?