lion-battery

3 года назад

This video demonstrates a simple fix for a Dewalt lithium-ion battery that won't charge. The presenter explains that completely depleted lithium-ion batteries sometimes need to be "reset" to start charging. They show how to use a fully charged battery to transfer a small amount of power to the depleted battery, which should allow the charger to recognize and charge it.

3 года назад

This 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.

5 месяцев назад

The video provides an update on the speaker's experience using rechargeable AA and AAA batteries. They discuss the technology behind the batteries, their performance in various devices, and the benefits of using them over traditional alkaline batteries. The speaker also addresses concerns about potential noise interference and battery life.