Portable Surge Protection: The Yomile 30A RV Surge Protector offers 10800 Joules of surge protection and features an adapter circuit analysis instrument to identify faulty power and detect connection errors.
Circuit Analyzer: Prior to connecting your RV, use the 30A RV Circuit Analyzer Diagnostic Chart to test the quality of your power and identify most wiring faults, including Correct Wiring, Open Ground, Open Neutral, Reverse Polarity, hot/Ground Reversed, and No Power.
Safety Features: The RV Surge Protector is FCC tested and made of V-1 flame-retardant materials, with an IP67 waterproof design and protective cover to safeguard against rain, wind, and sandstorm.