The Custom Accessories 100W Dual USB Power Inverter is a modified sine wave inverter designed for vehicle use. It has a high voltage input protection feature and can provide up to 100W of RMS power. With an input voltage of 13.8V, this inverter can output 115V to power various electronics and accessories in your vehicle. Ideal for use with car electronics and GPS systems, this dual USB power inverter is a convenient and reliable option for powering your devices on the go.