When your gadgets batteries run out, you should find out your AC adapter to recharge them or you just change a battery if you get another one, but when you need power in emergency, how to handle it? Now here may be the solution. A new technology being developed by RCA, initially as an emergency power supply, which absorbs power from Wi-Fi signals and constantly recharging the device’s battery.

The proper use and maintenance of cell phone battery

Tell you how to identify genuine mobile phone battery