Some old Laptop battery. You can reuse the cells for plenty of other applications.
exterior of the housing of the li-ion battery.exterior of the housing of the li-ion battery.
housing with the batteries under a protective black sheet. The batteries are 18650 types. The brands are Panasonic CGR18650H. You can find all sorts of brands like Bosch, Sony, Ultrafire, etc…this is an old one as there is a connector which can be useful if you want to reuse the battery pack
Here the control board of the li-ion battery pack.Here the light cover for the LED charge indicator of the li-ion battery pack.
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