850mAh Polymer Lithium Ion Battery

These are very slim, extremely light weight batteries based on  Polymer Lithium Ion chemistry.  Each cell outputs a nominal 3.7V at 850mAh.  Comes terminated with a standard 2-pin JST connector - 2mm spacing between pins, that plugs directly into the battery connector on a TeleMetrum board.

These batteries are approximately 0.23x1.16x2.0" (5.84x29.5x51mm), and weigh 18.5g (0.65oz).

We obtain these batteries from SparkFun Electronics and stock them as a convenience for our customers, this is the same battery as SparkFun model PRT-00341. 

Note that sometimes these batteries are labeled 850mAh and sometimes 900mAh.

Data Sheet