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
June 26, 20181. Be sure to learn input voltage range of your power adapter. World's universal AC100 - 240V voltage input is best, so as to avoid that your computer can not be used abroad.2. Be sure to know the out...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
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, 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