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：

Built-in Lithium battery: 13500mAh

Input: DC/13.5V 1500mA

Output Range: DC/15V, 16, 18V, 19V, 20V, 22V or 24V 3000mAh

Dimensions: 150mm x 86mm x 21mm

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.