truCELL LI-ion 2000mAh HTC HD7 / HD7s Extended Battery + Custom Cover Replaces original BD29100 HTC HD7 Windows smartphone battery for extended run-time Includes a custom-fit housing door, specifically designed for this truCELL battery Technical Specifications: 2000mAh , 3.7 VCD Maintains performance for up to 1,000 charging cycles Comes with a 3-Year Manufacturer's Warranty!