Lithium Ion Polymer Battery - 3.7V 290mAh | TinyCircuits.com
Lithium Ion Polymer Battery - 3.7v 2500mAh : ID 328 : $14.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Lithium Ion Polymer Battery - 3.7V 350mAh : ID 2750 : $6.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Ultra Small Battery 3.7v 30mah 301012 301010 301015 Lithium Polymer Rechargeable Lipo Battery For Mp3 Mp4 Pad Dvd Bluetooth - Digital Batteries - AliExpress