Check the listing for details. 50Amp RV Surge Protector W/LED IP68 Weatherproof Cover 18000 Joule Power Adapter. Color: Orange + Black, Condition: New. Listed at 69.99 USD. 【New Upgraded LED Surge Protector】GEARGO upgraded RV surge protector 50 amp boasts an energy absorption capacity of up to 18,000 joules, providing top-tier protection against powerful lightning strikes and power surges at campsites, ensuring the safety of your motorhome. 【LED Screen high-precision electricity meter】This smart 50 amp surge protector for rv features an LED display with electricity monitoring capabilities, displaying line voltage and wiring status in real time. It allows you to easily verify that the power supply is correctly wired and securely connected, helping to identify most wiring issues. 【Full Circuit Analyzer】Geargo RV surge protectors with a built-in temperature control feature. When temperatures exceed 110°C, a flashing red light alerts you to high heat levels. This.