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2. Wireless power transfer - Wikipedia

   en.wikipedia.org/wiki/Wireless_power_transfer

   When the phone is set on the pad, a coil in the pad creates a magnetic field [1] which induces a current in another coil, in the phone, charging its battery. Wireless power transfer ( WPT ), wireless power transmission, wireless energy transmission ( WET ), or electromagnetic power transfer is the transmission of electrical energy without wires ...

3. Lightning (connector) - Wikipedia

   en.wikipedia.org/wiki/Lightning_(connector)

   Lightning is a proprietary computer bus and power connector, created and designed by Apple Inc. It was introduced on September 12, 2012, in conjunction with the iPhone 5, to replace its predecessor, the 30-pin dock connector. The Lightning connector is used to connect Apple mobile devices like iPhones, iPads, and iPods to host computers ...

4. Hundreds of thousands in Houston could be without power this ...

   www.aol.com/hundreds-thousands-houston-could...

   CenterPoint, the utility in charge of the majority of power for the nation’s fourth-largest city, has been the target of local anxiety — not just from residents, but also politicians.

5. Uninterruptible power supply - Wikipedia

   en.wikipedia.org/wiki/Uninterruptible_power_supply

   A tower type UPS with one IEC 60320 C14 input and three C13 outlets. A large data-center-scale UPS being installed by electricians. An uninterruptible power supply ( UPS) or uninterruptible power source is a type of continual power system that provides automated backup electric power to a load when the input power source or mains power fails.

6. What is Apple's 'SOS mode'? iPhone feature lets you ... - AOL

   www.aol.com/news/apples-sos-mode-iphone-feature...

   For people who use Apple iPhones, their only service option during an outage or when cellular service is unavailable can be accessed through the device's SOS mode. Follow live coverage of the ...

7. List of major power outages - Wikipedia

   en.wikipedia.org/wiki/List_of_major_power_outages

   At the peak of the outages, about 1.5 million people were without power. It took about two weeks to restore power to all locations. [104] December 26—United States—Power was lost for about 12 hours on the entire island of Oahu, Hawaii, starting at about 6:45 pm, where President-elect Barack Obama and his family were vacationing.

8. MagSafe (wireless charger) - Wikipedia

   en.wikipedia.org/wiki/MagSafe_(wireless_charger)

   The MagSafe Charger is a single charging pad that contains recyclable rare-earth magnets surrounding a Qi wireless charging coil attached to a 1m USB-C cable. The MagSafe Charger delivers up to 15 W of power on the iPhone 12, 13, 14 and 15 series, with the exception of the iPhone 12 Mini and 13 Mini, which support 12 W. The Wall Street Journal found MagSafe charged at half the speed of a 20W ...

9. Brownout (electricity) - Wikipedia

   en.wikipedia.org/wiki/Brownout_(electricity)

   A switched-mode power supply will be affected if the brownout voltage is lower than the minimum input voltage of the power supply. As the input voltage falls, the current draw will increase to maintain the same output voltage and current, until such a point that the power supply malfunctions or its under-voltage protection kicks in and disables ...