The Notebook Surge Protector protects your notebook computer and its phone/fax/network against damage from surges, spikes, and lightning anywhere throughout the world. Provides broadband network connection (RJ-45) and EMI / RFI noise filtration. Two and three prong AC adapters are includeed in CPS 500NBP to fit all notebook computers. Detailed Spec: http://www.cpsww.com.au/products/surge/cps500nbp.htm