Droid X Extended 2300mah battery

[cdurcii]

I was looking to extend my droid x battery , Me and my parents were never fans of ordering stuff online ever, unless it was verizon for the phones.

I wanted to ask if this is a trusted site (won't rip me off) and if this deal is indeed worth it.

http://www.longlast-battery.com/productCart/pc/viewPrd.asp?idcategory=164&idproduct=24691