【Outstanding Quality】The 100 watt solar panels are constructive of 100% EL-tested Grade A+ Monocrystalline solar cells to ensure the highest power conversion efficiency and extended long lifespan. This 100w solar panels is also equipped with PERC cells to deliver an excellent cell efficiency of 22%..【Enhanced Performance】Allto Solar 100w solar panels adopts the latest 9 Bus-bars cell tech and Half-cell structure for high performance, allowing the full-size solar cell to be cut in half and closely arranged for space usage maximization. Increase the cell receiving surface while reducing current and resistance loss with a thinner ribbon design..【Wide Applications】This 100w solar panel can be used separately or as an" Add on Kit "components for 12V/24V battery charging for on-grid, off-grid and hybrid power system of RV, camper, van, off roader, cabin, shed, marine, boat, home, golf cart, car etc..【 Long Lasting 】Allto solar 100w solar panel utilizes low iron-tempered glass, weatherproof film and anti-corrosion aluminum frames with polyamide corner support case to ensure this solar panel can perform well and withstand the changing climate. This all-weather monocrystalline solar panels can handle snow, wind, rain, storms and heat for decades with IP65 protection. High wind can be 2400pa while snow load up to 5400pa..【Easy Installation 】Plug & play designed Connector in the 3.2ft ultra long lead cables for quick installation. Pre-drilled holes on the back of the solar panels 100w allows a fast and secure mounting with most of the mounting brackets on the market, like ground mounts, Z Brackets, Pole Mounts, and Tilt Mounts etc(optional).