Can be modified. I searched online yesterday and found that a master used a car lithium battery with 48V battery, and then found a mobile phone power bank and connected it to the battery to get a current limiting and voltage reduction, but I don't know how effective it is. East. I currently have a set of 6v12A lithium batteries on my hands and want to change them to the output to power the driving recorder. I haven't found a suitable step-down card yet.
Can lithium battery using electric wrench be converted into mobile phone power bank?
Introduction Can lithium battery using electric wrench be made into mobile phone power bank? I searched online yesterday, and there was a master who used a car lithium battery with 48V battery, and then found a mobile phone power bank and