Amazon.com: EEMB Lithium Polymer Battery 3.7V 1800mAh 963450 Lipo Rechargeable Battery Pack with Wire JST Connector for Speaker and Wireless Device- Confirm Device & Connector Polarity Before Purchase(1) : Health & Household
Amazon.com: KBT 3.7V 800mAh Li-Polymer Battery: 702250 Lipo Rechargeable Lithium-ion Replacement Batteries with JST Connector : Health & Household
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
UltraLast Lithium-Polymer Battery for Blue Parrot B450XT HS-B450XT - Best Buy
Lithium Ion Polymer Battery - 3.7V 850mAh | TinyCircuits.com