Jupiter 6 Battery

Just a quick link for anyone in the UK looking for a Jupiter 6 replacement battery.

Farnell.com

It’s a good idea to replace it every ten years to keep your patch data safe.
It’s worth noting that you have to open an account with Farnell, otherwise there is a £20 minimum order and the battery only costs about £2. An account also gives you free shipping and next day delivery.