This portable battery powered soldering iron is great in a pinch. The small sized iron is a perfect fit in a gig bag or backpack. This iron runs on three AA batteries. It comes with a protective cover and a small portable spool of solder. The iron heats up with 15 seconds of pressing the button and cools in 30 seconds allowing for quick and safe use. With a new set of batteries the iron allows for a complete hour of continuous usage. Batteries not included.