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1pc Hold 2x CR2032 Button Coin Cell Battery Holder Case Storage Black Box 6V Wire Lead ON/OFF Switch|Integrated Circuits| - AliExpress
3 Volt Small coin cell holder with separate switch | Electronics projects diy, Led projects, Diy art projects
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Amazon.com: Mini Skater 2 x 3V CR2032 Spring Clip Black Plastic Button Cell Coin Battery Holder Case with 6 Inch Wire Lead ON-Off Switch.(Black,4 Pcs) : Electronics