Water level indicator without transistors and resistors.

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  • Опубликовано: 14 окт 2024
  • #waterlevelindicator without transistors and resistors
    How to make water level indicator without transistors and resistors?
    Components :-
    1).4 led lights.
    2).5 wires.
    3).Fevikwik.
    4).3.7v battery.
    5). Aluminium strip.
    6).Thin copper wire.
    7). Ice cream stuck.
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