200 Watt Solar Panel,2Pcs 100W Bifacial Solar Panel,12V 18BB N-Type A+ Monocryst
The rated 100W is based on Standard Test Conditions (STC): 1000W/m² irradiance, 25°C, and 1.5 air mass. In real use, panel angle, temperature, shading, wiring loss, and device efficiency affect output.