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Yes I don't have low amp charger to do that.. If I try to charge it again many times and using it, and that doesn't help fixing the issue. What should I do ? Is it possible to open the case and check for cells ? Is it easy to do ? (I don't have welding machine, nor voltmeter but I know how to...

I bought it on Aliexpress, with motor and display as a kit. I would say a year ago. It's a 17Ah 48V battery in a Hailong 2 case. Although, my battery worked great a month ago. There was definitely this volatile voltage drop also, I guess less than right now, but I could easily travelled 30km in...

I'm not trying to run my bike at lower voltage than it should. My battery just drop voltage abruptly when drawing power, hence triggering the low voltage cut-off of the battery and that within the first kilometer of usage after a full charge. Fully charged the display shows 53.6V. From that, by...

Hi, I have a BBS02b kit installed on my bike since a while. Recently I had problem with motor and display switching off abruptly. I'm trying to understand where the problem comes from. It seems to me that the problem is battery voltage drop too much under load. I would like to know if the...