![Dreamcast Battery Holder (Vertical)](http://retrogamerstuff.com/cdn/shop/products/s-l300_{width}x.png?v=1532290115)
Replacement battery holder for all models of Dreamcast.
This will allow you to replace the existing battery and then use an ML2032 rechargeable battery.
Installation instructions available here: http://www.mmmonkey.co.uk/dreamcast-replacement-rechargeable-battery/