1. Power:5W PV solar panel 2: Certificate: CE, IEC, RoSH, ISO9000:2008 3. ... 280W 4. long lifetime: 25 years 20W monocrystalline PV solar panel Main Characters:1) First-class production technology and packaging ... Beautiful, stable, easy to take down the anodic aluminum frame electric degrees and has a wind-resistant, anti-snow function ... (mm) 690*554*30 Number of cells (pcs) 40 Weight (kg) 5.5