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
LP503855 1100mAh 3.7V Polymer Lithium Battery Li-Po Size 5.5×38.5×55.5mm - Lithium polymer Li-polymer 3.7V Custom 18650 Lithium Ion battery pack, 18650 batteries, battery housing China manufacturer 10 years-Great Power