This UTStarcom XV6800 Battery Door Cover 71H01611-XXM is a replacement battery door cover that fits over the Standard or Slim HTC Mogul, UTStarcom 6800 battery and is color coded to match your phone. This is a necessary accessory whether you are replacing a scratched door or one that just went missing. Due to variations in phone kit configurations it can sometimes be inaccurate to simply state that the Standard or Slim battery is the one that came with your phone. As a general rule of thumb, the Standard or Slim battery door will produce a perfectly flat back phone surface when attached. Don't hesitate to contact us with questions regarding this product. OEM Original Quality you can Trust! OEM Original HTC Mogul, UTStarcom 6800 Standard battery door cover. OEM Original HTC Part # 71H01611-XXM.