Use the Arcon 30 Ampere 120 volt Surge Protector to identify power issues and ensure correct wiring at the electrical source before you connect your RV to a pedestal or power distribution box. Detects low voltage and provides 3600 Joules of comprehensive power surge protection for all circuits: Hot, Ground, and Neutral. • Installation Type: Portable • Ampere Rating: 30 Amp • Voltage Regulation: 120 Volt • Smart Technology Compatible: Not Compatible With Smart Technology • Automatically Reconnects: No • Number Of Outlet: 1 Socket • With Fault Indicator: Yes • With Plug Head Handle: Yes