This sewable breakout board has a CR2032 coin cell battery holder soldered on, an on/off switch and 0.1" pitch breakout pins for easy connecting. Great for powering very low-current projects, or adding a battery backup circuit to a real-time-clock or similar.
There's two ground pins, one 'switched' power pin, and one pin that is always on.
Comes with one fully assembled and tested breakout plus a small stick of 0.1" header
Note
Header needs to be soldered on.
Coin cell battery is not included, order it here: CR2032 Battery
Reviews
Add to Wish List
20mm Coin Cell Breakout w/On-Off Switch (CR2032)
Power your project with this handy battery holder for two CR2032 button cells. There is an on/off switch at the top, and the wire length is approximately 15 cm.