Onite Quick Spare Universal Wall Battery Charger with USB Output Port for 3.8V High-voltage Battery, Compatible with Samsung Galaxy S S2 S3 S4 S5 Note Note2 Note3 Mega, LG Optimus G Pro E980
Onite Quick Spare Universal Wall Battery Charger with USB Output Port for 3.8V High-voltage Battery, Compatible with Samsung Galaxy S S2 S3 S4 S5 Note Note2 Note3 Mega, LG Optimus G Pro E980Instructions:This is a universal battery charger.Positive and negative are automatically recognizable.First, please take a look at your battery; there are one mark "+" positive contact and one mark "-" negative contact.Then, take a look on the Onite charger; you can get two little movable prongs. As the positive and negative are automatically recognized by this charger, it doesn't matter which is contact on positive and which is negative.Third, Pull down the bottom, and put the battery in it. Adjust the charger prongs to match the polarities of the contacts on the battery. Release the part of the charger that moves. This will lock the battery in place. When the light on the charger turn on to blue, it means they are prepared to be charged.Finally, plug the charger into the wall, the light becomes red, which indicates the battery charging. When the light turns to blue again, that indicates the battery is fully charged.