NICE  MILWAUKEE  M18  LITHIUM ION  BATTERY   ONLY.   48-11-1815.   18 VOLT.   GOOD SHAPE.  HAS REGULAR USAGE HANDLING MARKS.  SOME OF THE RUBBER HAS MARKS ON THE EDGES.  HAS A LETTER  K   SCRATCHED ON IT.  ALSO THE  LITTLE POWER TESTER BUTTON  COVER HAS WORE OFF.   BUT THE  BUTTON STILL WORK WELL.   GOOD USED BATTERY.