![Batteries Which Are Wifi Enabled - Control Any Device with Phone](https://hight3ch.com/wp-content/uploads/2013/09/wifi-battery.jpg)
Imagine the cool things you could do with a regular rechargeable battery that was controlled by your smartphone or tablet. They have developed an AA-sized NiMH battery with a Bluetooth® Smart chip inside that puts you in control of your gadgets. The invention is called the Batthead: a battery that puts you in charge. Kickstarter