S8050 J3Y NPN SOT-23 SMD 0.5A 40V Transistor motion sensor These are Metal Film Resistor

These are Metal Film Resistor with a value of 51k ohm 1/4W and tolerance of ±1%

which has a greater flash memory than an Arduino Uno

Operating voltage: DC4

Brand Bourns Product Type Multiturn Potentiometer Model 3006P 502 Max

It is a self-locking type connector

S8050 J3Y NPN SOT-23 SMD 0.5A 40V Transistor motion sensor These are Metal Film ResistorThe NPN transistor consists of two n type semiconductors that sandwich a p type semiconductor. Here, electrons are the majority charge carriers, while holes are the minority charge carriers. Its package is SOT 23, its mounting style is SMD. Features Its used in portable radios Its mounting style is SMD Its Continuous Collector Current 500mA Specification Transistor Type NPN Package SOT 23 Collector Base Voltage 40 Collector Emitter Voltage 25V Base