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2. Wireless power transfer - Wikipedia

   en.wikipedia.org/wiki/Wireless_power_transfer

   The first wireless power system using lasers for consumer applications was Wi-Charge, demonstrated in 2018, capable of delivering power to stationary and moving devices across a room. This wireless power system complies with safety regulations according to IEC 60825 standard. It is also approved by the US Food and Drugs Administration (FDA). [138]

3. 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 first version of the MagSafe Charger released in 2020 delivers up to 15 W of power on the iPhone 12/12 Pro and newer, with the exception of the iPhone 12 Mini and 13 Mini, which support 12 W. [12] The Wall Street Journal found ...

4. eCoupled - Wikipedia

   en.wikipedia.org/wiki/ECoupled

   Power can be transferred at up to 98 percent efficiency. [4] eCoupled is designed to provide wireless power transfer for products ranging from low-power devices such as cell phones and media players [5] to laptop computers [6] and power tools. [7] Fulton Innovation has over 220 patents filed and pending on the eCoupled system. [8]

5. Inductive charging - Wikipedia

   en.wikipedia.org/wiki/Inductive_charging

   Inductive charging (also known as wireless charging or cordless charging) is a type of wireless power transfer. It uses electromagnetic induction to provide electricity to portable devices. Inductive charging is also used in vehicles, power tools, electric toothbrushes, and medical devices.

6. Qi (standard) - Wikipedia

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

   In backscatter modulation, the power-receiver coil is loaded, changing the current draw at the power transmitter. These current changes are monitored and demodulated into the information required for the two devices to work together. [2] In 2011, the Wireless Power Consortium began to extend the Qi specification to medium power. [11]

7. 8 Overlooked Ways To Fund Your Holiday Purchases

   www.aol.com/finance/8-overlooked-ways-fund...

   Instead, check with your bank to see if you can cash them in for free, but you may need to roll the coins before doing so. If you belong to a credit union, many offer free coin-counting machines.