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fischertechnik Mini switch (button/ touch sensor)

Sensor

37783

The fischertechnik touch sensor

HK$ 52.00
fischertechnik Photo transistor assembled

Sensor

36134

Electronic switch that reacts to light

HK$ 38.30
Light barriers LED 9V assambled 0.01A

Sensor

162135

A light-emitting diode is a semiconductor element that...

HK$ 38.30