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  1. M

    A charger to test used cells

    Hi all, I'm trying to save a Phylion battery. The range was 6 km (4 miles) before I opened it. Two cells were reading below 3V (1.7 and 2.5). I charged them up to 4.XX with a cheap transfo (that type). I extended the range to 24 km (15 mls). Normally, it's close to 50 (30). That made me think...
  2. M

    Hi from France (yes, you read it correctly)

    Hi, My name's Nick. I'm not much of an ebike enthusiast but my parents are and they've experienced quite an amount of problems with their batteries. At £500 a pop, I thought I'd do my best to give them a hand fixing them or converting them to a more reliable technology (currently Phylion...