Car power converter 12 volts to 220 volts modified sine wave high-frequency inverter with 300 watts multiple ports from Denex Features: - Equipped with a digital screen - Contains two three-prong electrical outlets - Contains two two-prong electrical outlets - Contains 4 USB ports - Contains a 12V port - Equipped with an on/off button Specifications: - Power: 300 watts - Input voltage: 12 volts - Output voltage: 220 volts - USB port: 5 volts, 4.1 amps maximum - Product size: 26x50mm - Complies with international standards | environmentally friendly materials | quality assurance