Portable 50 Amp Surge Protector with Blue Tooth monitoring and replaceable surge protector. The Worlds First and only Smart RV Surge Protector. The Power Watchdog Smart Surge Protector offers the best possible surge protection for your coach and also has bluetooth connectivity so you can monitor live park power conditions on your smartphone using our free mobile app. 6, 120 Joules of Advanced Surge Protection. Wirelessly Monitor Voltage and Current Draw (amps) on your Smartphone in Real Time. IP65 rating â IP rated as dust tight and protected against water projected from a nozzle. Mobile app is available for free on iOS & Android platforms 6120 Joules of Advanced Surge Protection Smart Circuit Analyzer will shut down power to RV if a dangerous event occurs. An alert will be sent to your smartphone | Hughes Autoformers 50 Amp Hughes Autoformer Power Watchdog Bluetooth Smart RV Surge Protector with Automatic Shut Off (Emergency Power Off) in Black