Exide Li-Ion - Motorbike & Sport Lithium-Ion Battery | Exide
Amazon.com: EBL AA Battery 1.5V AA Lithium ion Batteries 3300mWh High Capacity with Micro USB Cable, 2 Hours Quick Charge USB AA Rechargeable Batteries 4 Packs : Health & Household
Lithium Ion Polymer Battery - 3.7v 500mAh : ID 1578 : $7.95 : Adafruit Industries, Unique & fun DIY electronics and kits