batteries - Shelf life of a lithium polymer battery - Electrical Engineering Stack Exchange
Lithium Ion Polymer Battery - 3.7v 500mAh : ID 1578 : $7.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Lithium Ion vs. Lithium Polymer Batteries – Which Is Better? - RAVPower
Amazon.com: Liter 3.7V 1500mAh 803450 Lipo Battery Rechargeable Lithium Polymer ion Battery Pack with JST 2.0mm Connector : Electronics
Amazon.com: HXJNLDC DC 3.7V 2600mah 505573 li-ion Lithium Ion Polymer Battery Replacement for DIY Tablets Battery 3.7-5V Electronic Product, Mobile Energy Storage Power Supply : Electronics
Understanding Charge-Discharge Curves of Li-ion Cells • EVreporter