Lithium Ion Polymer Battery 3.7V 1000mAh | TinyCircuits.com
Amazon.com: EEMB 3.7V Lipo Battery 300mAh 602030 Lithium Polymer ion Battery Rechargeable Lithium ion Polymer Battery with JST Connector Make Sure Device Polarity Matches with Battery Before Purchase!!! : Health & Household
Lithium Ion Polymer Battery - 3.7V 350mAh : ID 2750 : $6.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Li-Polymer Battery 3.7V 6000mAh
Amazon.com: 3.7V 522332 400mAh Lipo battery Rechargeable Lithium Polymer ion Battery Pack with PH2.0mm JST Connector : Health & Household