EMI/RFI shielding ensures protection from the impact of electromagnetic interference or radio frequency interference which may cause severe damage in heavy-duty outdoor applications. Screw sockets are located outside of the sealed area to guarantee the IP-65 standards for preventing dust and water infiltration are maintained. Stainless screws allow long-term use. TPE or EMI seals are optional. The material used is RoHS compliant, which means that we don't use any hazardous substances during production. The color is natural aluminum and it can be coated, UV printed, and customized.