9V battery holder with switch & 5.5mm/2.1mm plug

Elmwood Electronics has stopped accepting orders. This product might be available at PiShop.ca. Please check this blog post about our recent team merger.

This is a 9V battery pack with on/off switch and a pre-attached 5.5mm/2.1mm barrel plug. Use this to battery-power your Arduino (or other electronic projects) - it's ready to go out of the box!

Battery & screw not included.