This video demonstrates how to increase the capacity of a lithium battery by replacing the 18650 cells inside. The creator uses a Bosch 18V battery as an example, showing how to carefully remove the old cells and replace them with higher capacity LG HG2 cells. The video also discusses the importance of using a spot welder for connecting the cells and the need to replace the protection circuit if it is damaged.
257101 7 лет назад 5:37This video demonstrates how to test the capacity of 18650 batteries. The presenter tests several batteries, including those from power banks, laptops, and those purchased online. They use a capacity tester to measure the actual capacity of each battery and discuss the importance of weight as an indicator of authenticity.
43076 2 года назад 7:08The video explores the possibility of purchasing genuine Tesla 18650 cells, which are typically difficult to obtain. The presenter examines the cells, their packaging, and their performance, comparing them to known Tesla cells and discussing their potential applications in DIY battery projects.
49675 3 года назад 8:39This video compares a 10,000 mAh 18650 lithium-ion cell to a 3,400 mAh Panasonic cell. The video examines the weight and internal structure of the cells, revealing a significant difference in the amount of material used. The creator concludes that the 10,000 mAh cell is likely mislabeled and has a much lower capacity than advertised.
48549 3 года назад 4:09