Total electrical protection from faulty park power and electrical issues inside the RV. Low and high frequency protection. Includes anti-theft lock ring on cord. Protects against power surges， open ground， open neutral， elevated ground line current， overheating plug/receptacle， reverse polarity， miswired pedestal， and low/high frequency.
Low and high frequency protection
Includes anti-theft lock ring on cord
Multi-mode surge suppression
Commercial-grade， brass receptacle
Automatic reset on power restoration
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