10 Watt Black Frame Mono-crystalline Solar Panel and Battery Charger Powerful 10 Watts high efficiency mono-crystalline solar panel ;can be used in single-module and multiple-module systems Maximum power voltage ( Vpm ) : 17.5V ;Maximum Power Current: 0.6A Cable lengths : 3 feet cable with clips Dimension 13.75 x 11 x 1 in High quality all black solar panel (rare) for a great look. The best mono-crystalline solar cell for best efficiency, low degrade over time, and over 25 years of service life