These LR44 button cell batteries are fairly common but it can be hard to keep them around. They fit our digital calipers, so if you use yours as much as we use ours, you may want to go ahead and pick up a spare. Note: This item is non-returnable. If this item arrives damaged or is not functioning properly, please do not hesitate to contact us to see if further actions may be taken. https://elecena.pl/product/3122411/button-cell-battery-11-6mm-lr44 2012-06-22 https://elecena.pl/product/3122411/button-cell-battery-11-6mm-lr44 2015-12-31 https://elecena.pl/product/3122411/button-cell-battery-11-6mm-lr44 2016-01-14 https://elecena.pl/product/3122411/button-cell-battery-11-6mm-lr44 2016-11-25 https://elecena.pl/product/3122411/button-cell-battery-11-6mm-lr44 2016-11-28 https://elecena.pl/product/3122411/button-cell-battery-11-6mm-lr44 2016-11-29 https://elecena.pl/product/3122411/button-cell-battery-11-6mm-lr44 2016-12-09 https://elecena.pl/product/3122411/button-cell-battery-11-6mm-lr44 2016-12-13 https://elecena.pl/product/3122411/button-cell-battery-11-6mm-lr44 2017-11-24 https://elecena.pl/product/3122411/button-cell-battery-11-6mm-lr44 2017-11-28 https://elecena.pl/product/3122411/button-cell-battery-11-6mm-lr44 2018-05-05 https://elecena.pl/product/3122411/button-cell-battery-11-6mm-lr44 2018-11-21 https://elecena.pl/product/3122411/button-cell-battery-11-6mm-lr44 2018-11-27 https://elecena.pl/product/3122411/button-cell-battery-11-6mm-lr44 2025-01-30 https://elecena.pl/product/3122411/button-cell-battery-11-6mm-lr44 2025-04-11 https://elecena.pl/product/3122411/button-cell-battery-11-6mm-lr44 2025-04-13