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Vibrating Alarm Clock for Heavy Sleeper/Deaf/Hear Impaired, Loud Alarm Clock with Bed Shaker, 7" LED Display & Full Range Dimmer, 7-Color Night Light, 2 USB Ports, Plug-In Clock & Battery Backup :
If I put batteries in an alarm clock then plug it into the wall, where would the primary power be coming from? - Quora
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Gembird Digital Alarm Clock With Wireless Charging Function - Black (Compatible device required and USB wall Plug) | Falcon Computers
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Groov-e GVWC06BK Atlas Alarm Clock Radio with Wireless Charging Pad - Black UK Plug - 365games.co.uk
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