I'll make a thread about it, but I've become quite good at reconditioning, reviving, repacking, etc old batteries.
This one was a 1.8Ah 9.6V NiCd battery from a IBM 5140. Taking into consideration charging efficiency, it is now 1.3Ah, but with a high self discharge of nearly 50% a month. Still working on it.
Amiga 4000: Apollo Turbo 040, 128MB Fast, 40gb HDD, CD-ROM (needs internet)
C64: 1541U-II, MixSID, WiFi, LumaFix64
ZX Spec, A1200, CD32, MacPlus/SE, A500, BBC Turbo Master (NASA), 2600, Acorn 4000, VIC-20, IBM 5155, GameBoy