Features:Itis suitable for C and D level thunder protection, it is used for the equipotential connection when thunder strikes, quick response when thunder occurs, unloading voltage, protecting home appliances and yoursafety.Flame retardant shell, fire proof, safe to use.It has the characteristic of stable performance, and easy to install.Removable assembly, easy to plug and unplug.Guide rail installation, simple operation.Specification:Material:PC Flame retardant materialNumber of poles: 2Response time: 25nsRated voltage: DC1000VMaximum discharge current: 20KAUp: 2.5kvWeight: Approx.254g/9ozPackage list:1 x House Surge ProtectorNote:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering..