Use your iPhone to control any AA-powered device with this simple $10 adapterHomeKit-certified devices are the slickest way to control your technology, but if you have any dumb technology powered by AA batteries, you can now remotely switch it on and off using your iPhone. The Tethercell AA Smart Battery Adapter is a really simple idea. Replace one of the device’s AA batteries with this adapter, which takes a smaller AAA […]<img alt="" border="0" src="
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Use your iPhone to control any AA-powered device with this simple $10 adapter
