The CyberPower Essential Series CSB100W Surge Suppressor is ideal for Home/Office protection with 1500 joules 1 outlet and wall tap plug. The single outlet surge suppressor is perfect for environments were only a single device will require power protection. Its works great for protecting personal computers wireless/VoIP routers cable/DSL modems tablet chargers and other personal electronics.EMI/RFI FiltersFilters against electromagnetic interference and radio frequency interference ensuring clean power for connected equipment.ISO & Safety CertificationsAll CyberPower's manufacturing facilities are ISO-9001 Quality Tested. CyberPower's products are also UL Listed and CSA Certified.Sturdy CaseConstructed of impact-resistant material for maximum durability.