1. Use A-grade solar cell with high efficiency; 2. High transmittance, low iron tempered glass with enhanced stiffness and impact resistance; 3. Anodized aluminum alloy frame with high mechanical strength for easy installation; 4. Anti-aging EVA and high flame resistant Back Sheet (TPT), to provide long-life and enhanced cell performance; 5. Outstanding electrical performance under high temperature and low irradiance conditions; 6. 100% apply EL(electroluminescence) technology; 7. 5 years limited warranty, 10 years limited warranty for 90% power output, 25 years limited warranty for 80% power output; 8. With CE, ISO9001: 2008 certificate;