Dual port usb solar energy power bank charger for smartphoneSolar charger is converted into electric energy through the photoelectric conversion device of solar energy power banks, solar charger principle is: the lithium battery energy into electrical energy and stored in the built-in capacity through the photoelectric conversion plate, and then through the control circuit of the built-in lithium battery electric energy charging through gas export to mobile phone, digital camera, MP3, MP4 and other digital products, the solar energy power bank charger in the long-term without sunlight, can also through the city electric (AC100V-240V) charge, to the built-in lithium battery, standby power supply suitable for travel, tourism, travel, field operation environment of ship.
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