High protection. Prolong the lifespan of your appliances by protecting them with the Magneto® Surge Protector 2-Way High Surge Protection Adaptor. This High Surge Protection adaptor automatically protects your electronics & appliances from unexpected electricity surges & low voltage levels, which can result in irreparable damage. How does it work? The Magneto® Surge Protector adaptor will absorb the high surge & not allow it through to the connected devices & appliances.