Got an extended battery but the standard battery door that came with the phone doesn't fit? This Motorola Droid 2 Extended Capacity Battery Door SJHN0513A will work with the Motorola Droid 2 extended capacity battery ( BP7X ) to fit on the Motorola Droid 2 phone. Extended batteries are usually bigger than original batteries so they require a larger battery door to fit their size. Enjoy longer talk and stand-by times with this battery door. Type: Battery Compatible Phone Manufacturer: Motorola Droid 2