Samples free Offered:OEM/ODM Service, After-sales service. Warranty:1 year Certificates:ROHS,CE,UL,ISO,UN38.3,SGS Li ion polymer batteries Li ion polymer , Li-ion polymer , Li-ion polymer batteriesLithium ion polymer batteries, Lithium-ion batteries, Lithium ion polymer batteries3.7V Li ion polymer battery 3.7V Li-ion polymer battery 3.7V Li polymer batteryNo.ItemCharacteristicsRemarks 3.1Nominal ...