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Push-pull solenoid electromagnet DC 5V to 12v micro stroke 4mm
Suitable voltage DC 9V ( 12V can also be applied for short time, and it can also work 5V) current 120mA power 1.5W travel 4mm Line length 24cm weight 11 grams
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