Features: With integrated surge protections up to 8000joules at 30 amps/125 volts, the 30amp RV surge protector protects your RV electrical equipment from dangerous high or low voltages, even sudden power surges caused by thunderstorms or thunderstrikes. Our campers surge protector features circuit analysis with clear indicators to help you verifies that the power supply is wired correctly and detect most wiring faults before they are connected to your RV. Designed for outdoor use, surge protector with waterproof cover can withstand wind, rain, sandstorms and other severe weather, well reducing the risk of short circuit or fire. Ergonomic design with portable handle, very easy to insert and pull out, safe and easy to use. A must have for RV, keeping your RV safe, perfect accessory for rv, campers, travel trailer, truck, motorhome. Package Includes: 1x RV Surge Protector Specifications: Material: ABS-plastic Size: Approx. 28x13x11cm/11.02x5.11x4.33inch Current: 30Amp Surge Protections Rating: 8000j Voltage: 125V note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you mind. Due to the difference between different monitors, the picture may not reflect the actual color of the item.