General description 4000W Inverter 12V to 220V / 110V is a versatile LED car power inverter converter charger adapter. It features dual USB ports and a modified sine wave output, making it ideal for various applications such as charging mobile phones, laptops, lamps, digital cameras, TVs, CD players, DVDs, electric fans, and power tools. Its lightweight and compact design make it perfect for vacations, camping, and work trips. Technical specifications Power Output: 4000W Input Voltage: 12V Output Voltage: 220V / 110V Other information Durable shell with excellent heat dissipation LED screen displays input and output voltage Multiple protections: overload protection, output short circuit protection, overheat protection, input low voltage protection, input overvoltage protection Cooling fan to prevent overheating Can be connected to car, battery, or solar power sources