Amazon.com: AKZYTUE 3.7V 3000mAh 105151 Lipo Battery Rechargeable Lithium Polymer ion Battery Pack with PH2.0mm JST Connector : Health & Household
Amazon.com: EEMB 3.7V Lipo Battery 340mAh 542730 Lithium Polymer ion Battery Rechargeable Lithium ion Polymer Battery with JST Connector Make Sure Device Polarity Matches with Battery Before Purchase!!! : Health & Household
The difference between lithium ion and lithium polymer batteries - Battery Power Tips