The Motorola DROID RAZR is also known as Motorola XT912 or Motorola DROID HD. Actually Motorola DROID RAZR is the name only for Verizon. It also has another name Motorola RAZR, but this name is only for Rogers.
The Motorola DROID RAZR uses a rechargeable battery which has more than 300mAh capacity than that of iPhone 4S.
Part Number: ML-M072
Replace Code: SNN5899A, EB20
Compatible with Motorola DROID RAZR, Motorola Droid HD, Motorola XT912, Motorola RAZR