Features：

Lightweight and extremely robust laptop charging kit perfect for travel. The kit comes with everything needed to give you power in remote locations, converting solar energy to electrical energy and therefore providing a charge for your laptop. Ideal for business trips, backpacking, mountaineering, caravan, marine and camping use.

Specifications： 

Open size: 530mm x 530mm
Folded size: 200mm x 260mm x 90mm (packed with all components)
Total Weight: 1.6kg
Solar Panel: 20W Polycrystalline Silicon
Solar Output: 18V/1.2A

Power Unit Specifications：

Dimension: 127X82X25mm
Net weight: 380g
Battery type: Lithium-ion battery
Battery capacity: 14.80V/2200mAh
Input: DC 16.8V/1.2A
Output: USB 5V/0.6A, DC 16V/2.5A, 19V/2.3A
Working temperature: -10C to 50C
Optional accessories: Connecting cable, cellphone adaptors, laptop charging adaptors, etc.
Charging time: 3.5hours
Can be charged by AC power or solar panel

The Power Unit has built-in overcharge and over discharge protection, protecting its internal battery and your laptop. The Power Units Lithium battery can also be charged with the solar panel when there is no mains power available or when there is power by simple plugging it into an electricity socket using the mains adaptor included.