10Pcs 5Pairs 3Mm Led Infrared Emitter Ir Receiver Diode cs

5PCS LM3914N LM3914N-1 DIP18 Ns se

50Pcs 1/4W Watt 1.3 Kohm 1.3KOHM Metal Film Resistor 0.25W 1% ym

100Pcs Led Diffused F5 5Mm Yellow Color Yellow Light Super Bright Bulb Lamp mh

100Pcs 4K7 4.7K Ohms 1/4W 0.25W 5% Carbon Film Resistance sb

50Pcs Led Diffused F5 5Mm Green Color Green Light Super Bright Bulb Lamp wm

100Pcs Led Diffused F5 5Mm Red Color Red Light Super Bright Bulb Lamp ar

30Pcs BC547 TO-92 Npn 45V 0.1A Transistor an