3800mAh Rechargeable Li-Polymer Battery for Samsung Galaxy Mega 2 / G7508Q Brand new and high quality Li-Polymer battery for Samsung Galaxy Mega 2 / G7508Q Best replacement for the original battery with comparable standby and talk time The Li-Polymer battery provides excellent continuous power sources to your device Use the authorized charger only If you don't use the battery for a long time, please put it in a dry and cool place and make it full charged once every three months