Solar Panel: 17V/210mA Output voltage/current: 1): Two USB charging ports: big 5.0V/300MA,small 5.0V/300MA 2): Five DC charging ports: 5.4V 9V 11.1V 16V 19V Output current: DC 0-500mA(5V 5.4V), DC 0-1500mA(9V) DC 0-4000mA(11.1V), DC 0-3000mA (16V), DC 0-2500 mA(19V) AC charging current: 12.6V/1.5A solar panel:4.5W battery:44.4W High capacity build-in polymer Li-ion rechargeable battery: 4000mAH/ 11.1V Charging time for the mobile phone: 2 - 3 hours Time-keeping for laptop Static stand-by:3-4 hours Charging time for the lithium battery inside by using the solar panel: 16-20 hours Operating temperature: -10oC~ 60oC Protection: Over current limited; short circuit; over charge; over discharge Shell: ABS+PC material Weight:1000g L/W/H: 250mm x 100mm x 35mm