This is one of our most versatile inverters ever! This inverter will power from 5 to 20 feet of our High Bright EL Wire. It has a variable control blink mode and constant on function. It also has a built in dimmer so that you can control how bright or dim the wire is. It comes with a built in “Quick-Connector” so you may easily interchange any "Quick-Connect EL wire" to different lengths or colors. It is powered by 3 - AAA batteries or a 4.5 volt AC adapter. Approximate dimensions: 2 3/8" x 2 3/8” x 1 1/4" weight: about 1 ounce.