Solar energy charger absorbs solar energy through solar panel and then turns solar energy into electric energy # Specifications: Solar Cell Type: Mono/Polycrystalline Solar Power: 2V/50MA Light Source Type: 1pcs Super bright White LED or according to customer''s requirement Light Source Color: White,Yellow Surface Material: Plastic Battery Type: 1.2V/600MAh Lead-acid Battery Operation Time Up to 10 hours each night