16340 Li-Ion Battery CR123A (1 piece) - BIS Certified Capacity:3.7V 700mAh or directly

or directly

Reed module KY-025

The full-scale range of output are +/- 250

but interactively in Lua script

The module uses two standard 4 digit seven segment displays to display a total of 8 digits in RED with decimal point

16340 Li-Ion Battery CR123A (1 piece) - BIS Certified Capacity:3.7V 700mAh or directlyThis lithium ion battery with capacities of 500mAh and 700mAh. It is slim and easy to fit into many project cases. The batteries are unprotected and best work with out 16340 Battery Shield and 16340 Arduino Shield. Like most lithium ion packs, the batteries we sell do not have thermistors built in. This is why we suggest charging at 1 2C or even less 0. 5A max in this case. Of course, you can charge at a lower rate it'll just take a little longer to