Electric Optics Baby EL Wire Inverter is our smallest inverter. It takes up virtually no space at all, and provides power to a small amount of wire (up to 1 Foot). This 3V DC inverter can be used when you have a 3 Volt source already, Unit will come with a Male Connection, ready to attach an Easy Female Connector to. The female connector is commonly soldered on the ends of EL Wire. The other end has a female DC Connector on it that you can plug your power source into. A 3V Coin Cell Battery can power this inverter.