GP2Y0A21YK0F infrared sensor distance detection 10-80cm

5.00 $

12VDC raindrop controller module with relay leaf humidity

2.00 $

EM4100 ID card key chain frequency 125Khz RFID red card

0.15 $

EM4100 ID card key chain frequency 125Khz RFID blue card

0.15 $

8 channel I2C level conversion module 5-3VDC

0.75 $

4 channel I2C level conversion module 5-3VDC

0.30 $

5VDC 8 channel relay module optocoupler isolation high and low level trigger

4.00 $

5VDC 2 channel relay module optocoupler isolation high and low level trigger

1.50 $

5VDC 1 channel relay module optocoupler isolation high and low level trigger

0.75 $

3.75MM LED dot matrix digital tube red 16P 8x8 1588BS

0.35 $

3.75MM LED dot matrix digital tube red 16P 8x8 1588AS

0.35 $

PWM speed control switch 5A 3VDC-35VDC

1.00 $

20cm male to male jumper cable wires

0.75 $

20cm female to male jumper cable wires

0.75 $

Arduino UNO R3 DIP with USB cable

8.00 $

Female header 2.54mm 40pin

0.20 $

10k Ohm resistors 1%

0.01 $

LED 5mm RED

0.02 $

DC female power jack 5.5x2.1mm

0.10 $

Breadboard 830 point solderless MB102 test board

1.50 $

1k Ohm resistors 1%

0.01 $

Arduino UNO R3 development starter learning kit

20.00 $

220 Ohm resistors 1%

0.01 $

Li-ion 18650 battery 3.7V 2500mAh

2.20 $