Power Output: 300 Watts (STC)Efficiency: Around 17.5% to 18.3% depending on the specific model (MonoX Plus vs. NeON 2)Dimensions: ~1640 mm x 1000 mm x 40 mm (64.57" x 39.37" x 1.57")Weight: ~17.0 kg to 17.3 kg (37 lbs)Load Resistance: Up to 6000 Pa front load (snow) and 5400 Pa rear load (wind)