Dr Richard Nock ar Twitter: "Rebuilt a Tyco 6v battery pack with a friend last night. 24 year old NiCd cells had leaked and rotted one of the contacts. Replaced with 2.3Ah
TYCO 6.0v Jet Turbo 4 Hour Quick Charger 2990 With NiCd Battery 2989 Ship for sale online | eBay