Title says it all. Battery is selling for $54.
Amazon.com: Seidio Innocell 3500 mAh Extended Life Battery for HTC EVO 4G (Black): Cell Phones & Accessories: Reviews, Prices & more
Amazon.com: Seidio Innocell 3500 mAh Extended Life Battery for HTC EVO 4G (Black): Cell Phones & Accessories: Reviews, Prices & more