Dual Voltage Surge Protector, Volts: 120/240, Maximum Surge Current: 24,000 Amps, Maximum Energy Dissipation: 200 Joules, Installation Point: Electrical Panel/Disconnect, Dims: 1-5/8"H X 1-3/4"W X 3/4"D, Weight: 2.6oz, Made In The USA, In Manufacturer Package.