August 1, 2018A 21v charger is judged by the battery voltage level, so how does the 21v charger automatically detect the battery voltage during charging? For example, to detect the battery voltage, we need to open ...view
August 1, 2018The power supplyBefore using, make sure the power supply voltage is 220V and 50Hz. Use special socket as far as possible, must not use a perforated socket, and make sure the socket has ground treatmen...view
June 26, 2018The American researchers have designed a new material that is expected to be used to make stable, high-capacity lithium-ion batteries, extending more than double the current lifespan of smart phones a...view
June 26, 2018Lithium battery charging current and charging voltage are the two most important parameters in lithium battery charging. This is not only related to the charging performance of lithium batteries but a...view
December 25, 2017DoE VI energy efficiency certification is an energy efficiency VI reports evaluated and issued by U.S. energy department. DoE VI energy efficiency is a standard for electric power resource utilization...view
August 1, 2018A. 220W high power lithium battery quick charger: precision imported IC control of output charging current special and non-single triode constant current, monitoring each cycle with current limiting c...view