High Quality Material The exterior wall lamp adopts thickened die-cast aluminum as the main material to ensure the robustness of the lamp.Its unique cylindrical shadows also give you a sense of security.At the same time, its outdoor professional paint also gives light corrosion resistance and rust resistance. Fully WaterproofThis light is waterproof, grade IP 65. and provide excellent resistance to heat, impact, low temperature and chemical. So, this lamp is perfect to adapt to all kind of general weather condition. Its no problem to install it outside.