... protective features -Buzzer alarm -3 year warranty 500W DC/AC Power Inverter1. Model no. : YX-PI-5002. ... , Medical ambulance, Ships, Yacht, traffic light, etc.·Power tools: Electric saw, Drill, Grinder, Presser, Weeding ... , etc.·Entertainment equipment: TV, DVD, Video player, Power amplifier, Auto equipment, etc·Other applications: Monitoring equipment ... .)6.3 Product picture 500W DC/AC Power Inverter