WiFi charger uses wireless signals to charge mobile phones
Smartphone enthusiasts always think that their mobile phones have insufficient battery life. They often bring spare batteries when they go out. Some manufacturers have launched portable power supplies that use solar energy and other technologies. Recently, a new charger product called Airnergy Charger At the CES2010 debut, its magic is that you can use the WiFi signal to charge the battery.
Although the power of the wireless router is not very high and the radiated energy of the WiFi signal emitted is also very small, Airnergy has a high enough conversion efficiency to convert the energy carried by the weak wireless signal into electrical energy. At CES, this charger was at 90 Within 30 minutes, a wireless signal was used to charge 30% of a BlackBerry battery.
The charger has a built-in battery. Users can carry the product with them. As long as the WiFi signal is covered, the mobile phone can be charged. Compared with the solar charging technology, the Airnergy Charger is not affected by the weather. The manufacturer of the product, RCA, said that they will launch a USB charger for $ 40 this summer, and the WiFi charger will be available later.
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