1.High reliability with guaranteed +/-3% power output toleranc. 2.Advanced encapsulation material with multiplayer sheet lamination to provide efficient protection from the severest environmental conditions, PET sheet imported from Toyo Japan with advanced encapsulating material. 3.Withstands high wind-pressure and snow load, and extreme temperature variations. 4.Unique frame design with high mechanical strength for easy Installation. 5.Excellentperformance in harsh weather,Outstanding electrical performance under high temperature and low irradiance. Applications for our solar panels 1.on-grid or off-grid solar power stations 2.solar street lights, solar garden lights 3.solar home systems, portable solar power systems 4.Other industrial or commercial applicationsSpare Parts price website:http://www.streetlightfactory.com/spare-parts/