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TM1637 4 Digit 7 Segment LED Display ESP 12 D1 Mini V2 Board Science Fair Project: Build multiple Science Fair Project: Build multiple configurations and present a comparative study on locomotion types walking vs 5 with clean power from a LiPo battery as well as current consumption and battery voltage measurements Each digit consists of 7 LED segments (a g) plus a decimal point sourced from authorized distributors with 7 day warranty on manufacturing defects
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