After Sphig's success with finding a method of replacing worn out batteries for the MZ-N10, MZ-E10 and MZ-1, I thought I'd look into a solution for those of us who have units that run on the almost impossible to replace LIP-4WM using the same inexpensive 3.7 volt battery sourced from eBay.  The link for the battery is at the bottom of this post. Please only attempt this if you are confident in what you are doing and be sure not to short circuit either the old or new battery as this can be d