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37 Modules Sensor Kit V2.0 for Raspberry Pi 4B 3 Model B+ 3B 2B B+ A+ Zero, GPIO Extension Board Jump Wires
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64
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Then
the
LED
will
flash
gre
en.
Place
a
magnet
near
th
e
r
eed
s
witch,
"Detected
Magn
etic
Material!"
will
be
printed
on
the
screen
and
the
L
ED
will
c
hange
to
r
ed.
Move
away
the
magnet, the LED w
ill turn green again.
1
...
...
65
66
67
68
69
...
...
168
