usb - Are Android chargers universal in terms of power (Voltage, amperage)? - Android Enthusiasts St
"Do some chargers try to force 3000 mA down the wire to supercharge their devices?" No, that's not possible. The charger determines the voltage (always 5 V for USB), and the phone determines the amount of current drawn. – endolith Feb 10 '14 at 17 ......