The NOS RadioShack 300W Car Power Inverter (No. 22-138) is a reliable and compact cigarette lighter socket splitter designed for use in vehicles. With an input voltage of 12V and an RMS power of 300W, this power inverter can easily convert DC power to AC power for use with a variety of electronics. Its output voltage of 115V allows you to power devices and appliances on the go, making it a convenient accessory for road trips and outdoor adventures. Made by RadioShack, a trusted brand in electronics, this power inverter ensures quality and performance for all your car power needs.