The Duracell High Power Inverter 400 Watt DRINV400 is a reliable and efficient power inverter designed for vehicle electronics and GPS systems. With an RMS power of 400W, this product offers the necessary power to drive various electronic devices and ensure seamless performance while on the road. The Duracell brand is known for its quality and durability, making this inverter a dependable choice for car enthusiasts and travelers looking to power their electronics safely and effectively.