... voltage:3.7v 3.CE, Rohs, SGS 4.OEM&ODM PRODUCT SPECIFICATIONLithium polymer battery in our factory:100% safelong lifespanWell performaceHigh discharge rate ... Capacity, resistance, Voltage, platform time consistency is good7, Safe and reliable8, Factory price& High quality Features:1, Longer storage life than ... retentionFully charging, store them at (20±2)°C for 28 days, then discharge to 3.0V @0. ...