Your Sony Hi-MD player deserves longevity. These lip-4wm compatible battery is your answer. They are also 500mAh vs. 370mAh (original Sony). The search is finally over. Selling for €20 plus shipping. Shipping
Sony LIP-4WM Battery for MZ-NH1 for sale online | eBay
175642531 Battery Lithium (LIP-4WM) for Sony mini disc MZ-DH10P MZ-NH1 MZ-RH1 ArtAudioParts.com
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Sony LIP-4WM Battery for MZ-NH1 for sale online | eBay
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