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fiber optic light transmission line square mounting Light guide
Length 1.4 meters
110K ohm 2W 5% Resistor 110 kilo ohm
33K ohm 2W 5% Resistor 33 kilo ohm
C828 npn transistor BJT transistor
10 ohm Through Hole Resistor 5% 1/4W
3mm LED Red High intensity light
2.7K ohm 2W 5% Resistor 2.7 kilo ohm
WS2812 RGB LED Breakout board module
Ultrasonic HC-SR04 Mount Holder ping sensor bracket
stethoscope school experimental science kit doctor STEM DIY