I promised to have a look at a electric bicycle, from Biltema. It is the model : 27-1402100 But similar batteries are used in electric bikes from other local companies,, I know of Coop and T-Hansen, here in Denmark.

[Affiliate Links]
link to the 0-60 volt lab-power supply - minleaf NPS605W - http://shrsl.com/2ruok
Amazon US 0-60 volt lab-power supply - similar Power supply - https://amzn.to/3G9RaJr
Amazon UK 0-60 volt lab-power supply - minleaf NPS605W - https://amzn.to/3m8gXK4
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  / myplayhouse  
For 3$ a month, you get an extra weekly "What's UP" update video. Just for my Patrons. The Support I resave on patreon is all used on stuff to make interesting videos on YouTube.

My PlayHouse is a channel where i will show, what i am working on. I have this house, it is 168 Square Meters / 1808.3ft² and it is full, of half-finished projects.

I love working with heating, insulation, Servers, computers, Datacenter, green power, alternative energy, solar, wind and more. It all costs, but I'm trying to get the most out of my money, and my time.