KOMAES 100 Watts 12Volts Polycrystalline Solar Panel, PV Solar Charger Includes MC4 Connector with Energy-efficient Technology High Energy Conversion: Domestic and industrial PV solar panel with highly efficiency Solar Cell Technology which provide better performance in low light environment. Ideal output: 500 watt-hour per day (Depend on sunlight availability). Superior Durability & Excellent performance: Withstand snow load(up to 5400pa) and high wind(2400pa). High-resistant aluminum, premium panel quality provide long service time up to 25 years. Top Quality & Grade A . Easy installation : Pre-drilled holes on aluminum frame make fast mounting and securing and the PV panel diodes are pre-installed in junction box. Extensive Usage: Perfect for 12-volt battery charging or multiple panels can be wired in series to maximum of 400Watts for 24/48-volt battery charging or for grid-tied applications. You can have it for small home power systems, solar power stations, rural electrification power supply for traffic, security, gas industry, other industrial and commercial applications. Quality guarantee: Solar Panel: 25 years power output warranty & 5 years material & workmanship warranty. Accessories Warranty: 1 year material & workmanship warranty.