A new kind of AA-sized battery integrates what technology that allows devices to be remotely powered on or off?
Answer: Wi-Fi
A Canadian Kickstarter project called Batthead would integrate Wi-Fi and an accelerometer into traditional AA-sized batteries, allowing the devices they power to be remotely turned on and off. The developers plan to create a smartphone app to control devices powered by Batthead batteries. The project has until Oct. 21 to raise about $132,000 Canadian.