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2. Quick Charge - Wikipedia

   en.wikipedia.org/wiki/Quick_Charge

   Quick Charge is a proprietary technology that can charge battery-powered devices, primarily mobile phones, at power levels exceeding the 7.5 watts (5 volts at 1.5 amps) supported by the USB BC 1.2 standard, using existing USB cables.

3. Universal charger - Wikipedia

   en.wikipedia.org/wiki/Universal_charger

   Universal charger or common charger refers to various projects to standardize the connectors of power supplies, particularly for battery-powered devices. Since the publication of the USB Power Delivery standard in 2012, and the USB-C connector in 2014, USB-C has become a widespread standard for charging mobile phones.

4. Qi (standard) - Wikipedia

   en.wikipedia.org/wiki/Qi_(standard)

   WPC introduced Proprietary Power Delivery Extension (PPDE) to allow phone OEMs to deliver higher than Baseline Power Profile's 5 W or the Extended Power Profile's 15 W. Currently, only Samsung has published their compliance test. [17] Other phone companies that use proprietary standards for fast wireless charging include Apple, Huawei and Google.

5. The 6 best cellphones for seniors in 2025 - AOL

   www.aol.com/lifestyle/best-cellphone-seniors...

   Best affordable Android phone Samsung Galaxy A23 5G. $300 at Samsung. ... Battery life and backup chargers: Speaking of accessories, consider keeping a mobile charger close at hand. Depending on ...

6. Battery charger - Wikipedia

   en.wikipedia.org/wiki/Battery_charger

   A battery charger, recharger, or simply charger, [1] [2] is a device that stores energy in an electric battery by running current through it. The charging protocol—how much voltage, amperes, current, for how long and what to do when charging is complete—depends on the size and type of the battery being charged.

7. Inductive charging - Wikipedia

   en.wikipedia.org/wiki/Inductive_charging

   Inductive chargers produce more waste heat than wired chargers, which may negatively impact battery longevity. [ 14 ] [ better source needed ] An amateur 2020 analysis of energy use conducted with a Pixel 4 found that a wired charge from 0 to 100 percent consumed 14.26 Wh ( watt-hours ), while a wireless charging stand used 19.8 Wh, an increase ...