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How to stop battery drain in Digital Calipers (CR2032/LR44/SR44/A76 Battery Hack/Mod)
How to stop battery drain in Digital Calipers (CR2032/LR44/SR44/A76 Battery Hack/Mod)
Parts List:
1) The caliper shown in this video: https://www.amazon.com/MeasurementBE... OR from Aliexpress https://s.click.aliexpress.com/e/_eMNmql
2) SMD Reed Switches (Normally Closed): https://www.amazon.com/Cylewet25x14... OR from Aliexpress: https://s.click.aliexpress.com/e/_etMqRJ
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