Do you find yourself in constant presence of wireless chargers? Of course, since it's the most convenient way to charge. If you don’t want to stay behind with your phone that doesn’t support wireless charging, you can buy a universal power adapter for wireless charging. And you can wear it on your keychain.
MiniBatt PowerRing is a wireless receiver of Qi (WPC) and PMA standard. With the support of 2 technologies, its versatility is just the beginning. Using the PowerRing, charge wirelessly both iPhones and mobile phones with a micro USB connector.
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