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, 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
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
June 26, 2018Lithium-ion batteries are classified into liquid lithium-ion batteries (Libified Lithium-Ion Battery, abbreviated as LIBs) and polymer lithium-ion batteries (Polymerium-Ion batteries, abbreviated as P...view
August 1, 2018How to maintain the interchangeable plug power adapter?Interchangeable plug power adapter is common in our real life, which is used for language repeater and Walkman etc. These electrical appliances c...view