DT-006 is working as: the solar panel transfer the sun energy into electrical energy which is stored in the built in2600mAh Lithium battery, the stored power is then exported to mobile phone, digital camera, MP3, MP4 and other digital products, of which the process is done by the control circuit, and the different adaptable connector. The AC charge is designed for continual overcast days when there is no sunlight, with the AC charge function customer can charge the Lithium battery with AC100V-240V. The solar mobile charger is the ideal backup power supply for business trip, traveling, long distance journey, wildness working. Gross Weightï¼249g/set Sizeï¼120*73*10ãmm *Colours availableï¼Redï¼Blue colorï¼Silverï¼Blackï¼ Golden color...... Gift box Size:16.6*11.5*4.5CM