Kangnice Mini Handy 2~150mA LED Test Box Tester For Light-emitting Diode Lamp Bulb

microtivity IL188 5mm Assorted Clear LED w/ Resistors (8 Colors, Pack of 80)

12864 Mega328 ESR Transistor Resistor Diode Capacitor Mosfet Tester w/ Test hook

10Pcs Reed Switch 10W Low Voltage Current Normally Open Magnetic Switch 2x14mm

New Mini 0.36 3 Digital LED Display DC 2.5-30V Red Volt Voltage Meter Voltmeter by Eachbid

100 x 2N2222 NPN TO-92 Plastic-Encapsulate Power Transistors 75V 600mA

Elfeland 500pcs x 5mm Light Emitting Diode LED Lamp Assorted Kit 7 Colors White Red Blue Green Yellow Orange Purple/UV Super Bright & Long Working Time

KKmoon XR2206 High Precision Function Signal Generator DIY Kit Sine/Triangle/Square Output 1Hz-1MHz Adjustable Frequency Amplitude

Chanzon 1W Zener Diode Assorted Kit (30 Values x 10pc 3V 3.3V 3.6V 3.9V 4.3V 4.7V 5.1V 5.6V 6.2V 6.8V 7.5V 8.2V 9.1V 10V 11V 12V 13V 15V 16V 18V 20V 22V 24V 27V 30V 33V 36V 39V 43V 47V) Assortment Set

PODOY 20PCS Photoresistor GL5537 5537 LDR Photo Resistors Light-Dependent

ELEGOO 3mm and 5mm Diffused and Clear Assorted LED Kit 5 Colors with UV, RGB CA, Fast Flashing for Arduino (Pack of 350)