New LIP-4WM Gumstick Battery for Sony Hi-MD MiniDisc Walkman Models: MZ-RH1 MZ-EH1 MZ-NH1 MZ-NH3 MZ-M200 MZ-DH10 I have one like this that I use and it holds power for about 11-12 Hours or so, it is not as good as original from SONY, but does the job. |