Allowing to take advantage without limit of an inexhaustible energy source, the TRAIL 21W is a foldable solar panel of last generation.
This high-efficiency model features a SunPower solar panel with an ETFE-laminated surface for higher efficiency, better UV permeability, and longer life. It consists of 4 ultra-thin folding flaps to ensure a small footprint and low weight, while a dual USB 2.1A port allows for quick charging of devices.
The presence of a dynamic current display module allows the panel to be optimally oriented for optimal performance.