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2 x CR2032 Coin Cell Battery Box w/ On-Off Switch & Plain Wires : ID 4988 : $1.50 : Adafruit Industries, Unique & fun DIY electronics and kits
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Meshed CR2032 Coin Cells Cases (20d x 3.2mm) for Zinc/Lithium Air Battery Research (1 pair with seal O-ring) - EQ-CR2032-CASE-304-MESH
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Amazon.com: ACDelco CR2032 3V Lithium Coin Cell Battery, Watch and Electronics Button Batteries, 24-Count : Health & Household
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