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2. 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.

3. VRLA battery - Wikipedia

   en.wikipedia.org/wiki/VRLA_battery

   A 12V VRLA battery, typically used in small uninterruptible power supplies and emergency lamps. A valve regulated lead–acid (VRLA) battery, commonly known as a sealed lead–acid (SLA) battery, [1] is a type of lead–acid battery characterized by a limited amount of electrolyte ("starved" electrolyte) absorbed in a plate separator or formed into a gel; proportioning of the negative and ...

4. Lead–acid battery - Wikipedia

   en.wikipedia.org/wiki/Lead–acid_battery

   Float voltage varies depending on battery type (flooded cells, gelled electrolyte, absorbed glass mat), and ranges from 1.8 V to 2.27 V. Equalization voltage, and charging voltage for sulfated cells, can range from 2.67 V to almost 3 V [16] (only until a charge current is flowing).

5. The best wireless charging mats and stands - AOL

   www.aol.com/news/best-wireless-charging-mats...

   That’s why you need a wireless charger — a handy device onto which you can put your phone to charge (or indeed, any device) without the hassles of cables and wires everywh The best wireless ...

6. Get 40% off this 4-in-1 wireless charging mat for all ... - AOL

   www.aol.com/entertainment/40-off-4-1-wireless...

   Holiday shopping is here and deals are moving at lightning speed. You can shop for this 4-in-1 wireless charging mat at a 40% discount today! It can charge up to four devices with an additional ...

7. Powermat Technologies - Wikipedia

   en.wikipedia.org/wiki/Powermat_Technologies

   Powermat Technologies Ltd. is a developer of wireless power solutions [buzzword].The company licenses intellectual property (IP), selling charging spots to public venues along with the software to support their maintenance, management, and consumer interaction.

8. Battery charger - Wikipedia

   en.wikipedia.org/wiki/Battery_charger

   A smart battery requires a smart charger. Some smart chargers can also charge "dumb" batteries, which lack any internal electronics. The output current of a smart charger depends upon the battery's state. An intelligent charger may monitor the battery's voltage, temperature or charge time to determine the optimum charge current or terminate ...

9. Wireless power transfer - Wikipedia

   en.wikipedia.org/wiki/Wireless_power_transfer

   Inductive charging pad for a smartphone as an example of near-field wireless 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. Generic block diagram of a wireless power system