We all have devices that are powered by AA batteries. Thanks to Tethercell, you can control your AA-powered devices using your smartphone. You just have to replace a battery with a Tethercell, and you are set. The device lets you set up schedules and timers. You get alerted when the battery is low. The device is compatible with iOS and Android gadgets.
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The Tethercell replaces regular batteries and lets you control your gadgets.
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