August 1, 2018The electronic scale has brought us a simple, fast, convenient and safe weighing service. Nowadays, in terms of weighing, we basically use electronic scales.Therefore, we all know that the electronic ...view
December 25, 2017UL has announced that since June 20th, 2019, audio and video products, IT products and telecommunication products have to apply for UL certification of the new one UL62368-1 instead of the EN60950-1 a...view
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
December 25, 2017At present, the charger is mainly in three stages: constant current charging, constant voltage charging and floating charging, called three-stage charger. Starting charging with 2 amps, the voltage gr...view
August 1, 2018The characteristic of 8.4 v lithium ion battery is that the power density and energy density can be increased to 2 to 3 times that of EDLC. Compared with lithium ion capacitors which designed to incre...view