Want AAA batteries for cheap? Learn how to hack a 9-volt battery with this money-saving video tutorial from Make Magazine's Kip Kay. All you'll need to replicate this hack at home is a pair of needle-nosed pliers and one or more Energizer 9-volt batteries. For instructions on how to extract quadruple A batteries from an Energizer 9-volt, watch this how-to video.
Keep Your Connection Secure Without a Monthly Bill. Get a lifetime subscription to VPN Unlimited for all your devices with a one-time purchase from the new Gadget Hacks Shop, and watch Hulu or Netflix without regional restrictions.