June 26, 2018Charging process1. The LED on the circuit board does not light when the power is not connected2. If power is connected to the circuit board, the green LED is on, and the circuit board waits for the li...view
December 25, 2017Power adapter first appeared in the mid 1980s. Japanese Toshiba, first used the switching power supply technology in external power supply for laptop. It started a new page in the history of power ada...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, 20181. When moving the dehumidifier adapter, do not tilt the unit more than 45 °C to prevent damage to the compressor.2. The applicable temperature range of this machine is 5°C~38°C.3. When the dehumid...view
August 1, 2018Li ion secondary batteries are now mainly oriented towards power batteries, which have great advantages over NI-H batteries. The li ion battery can be charged and discharged quickly with the highest c...view
August 1, 2018This article provides an overview of battery charging methods and modern battery technology to give readers a better understanding of the batteries used in portable devices. The chemical properties of...view