10pcs Finger heartbeat measurement sensor module Finger Heartbeat Module KY-039

10pcs pcf8591 ad / da conversion of digital converter module temperature illumination

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1

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Ky-039 5v heartbeat sensor senser detector module by finger for arduino

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0

-2%

Reed sensor module magnetron module reed switch magnetic switch

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0

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Ky-039 5v heartbeat sensor senser detector module by finger for arduino

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-1%

1pcs ky-039 heartbeat sensor senser heart beat detector module heart rate sensor module by finger for arduino

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0

-0.4%

Htu21d temperature and humidity sensor module temperature sensor

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0

-1%

10pcs mq-5 methane natural gas sensor shield liquefied electronic detector module

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0

10pcs/lot ttp224 4 channel digital touch capacitive touch switch sensor module

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0

-2%

10pcs/lot tilt sensor module switch microcontroller electronic building blocks for robot

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0

-7%

Ds18b20 for wemos d1 mini temperature sensor module wifi module measurement module wifi extension board learning board

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0

1pcs/50pcs ttp224 4-way switch touch sensor capacitive touch sensor module

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0

-0.8%

8 channel 5v dc relay module solid state relay module low level relay 250v2a ssr avr dsp

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0

10pcs/lot dht shield for d1 mini dht11 single-bus digital temperature and humidity sensor module sensor

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0

-3%

10pcs 817 optocoupler 4-way voltage isolation board voltage control switching module drive module optical isolation module

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0

-1%

5v 4 channel ssr g3mb-202p solid state relay module low level trigger 250v2a

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0

-9%

Passive buzzer sensor module for arduino ky-006

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0

-1%

10pcs with optocoupler 8 channel 8-channel relay module relay control panel plc relay 5v module

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0

-0.9%

10pcs/lot ky-018 photosensitive sensor module light module detects photosensitive photosensitive resistor module for arduino

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2

-3%

1pcs as5600 magnetic encoder magnetic induction angle measurement sensor module 12bit high precision

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0

-7%

100pcs ky-016 3pin three colors 3 color rgb led sensor module ky016 for arduino diy kit

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0

-2%

2 pcs/lot dc 5v 3144 hall sensors magnetic swiches speed counting sensor module for smart car

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1

-3%

10pcs gy-213v-sht20 sht20 temperature humidity measure sensor module breakout transducers iic i2c board 2.7uw 1.5v 3.6v

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1

-3%

10pcs 5v 4 channel ssr g3mb-202p solid state relay module for arduino

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0

Free shipping 5pcs/lot ecg module ad8232 ecg measurement pulse heart ecg monitoring sensor module kit ad8232 monitor diy kit

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0

-10%

10pcs max7219 dot matrix module microcontroller module diy kit

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0

-0.5%

10pcs 70cm 3 pin female to female jumper wire dupont cable for 3d printer free shipping

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0

-3%

Finger measuring heartbeat sensor module for arduino

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0

-3%

10pcs/lot new cnc shield v3 engraving machine / 3d printer / a4988 driver expansion board

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0

-2%

10pcs ne555 pulse frequency duty cycle adjustable module square wave signal generator integrated circuits

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0

-7%

10pcs photosensitive resistor sensor module ky-018

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0

100pcs ky-031 3pin percussion knocking knock sensor module for arduino pic avr for raspberry pi diy starter kit ky031

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0

-12%

10pcs families easy button switch module ky-004

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0

-15%

Ky-001 3pin ds18b20 temperature measurement sensor module diy starter kit ky001

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1

-6%

10pcs photosensitive resistor sensor module ky-018

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0

-2%

New 5pcs microwave remote sensor module gh-719 gh719

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0

-9%

10pcs ttp223 capacitive touch switch digital touch sensor module for arduino

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0

-2%

10pcs 650nm 5mw red point / line / cross laser module head glass lens focusable industrial class

10

7

5.0

-18%

10pcs ky-002 vibration switch module vibration sensor sw-18015p module for b0p0 wholesale

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0

-5%

1pcs laser receiver module non-modulator tube laser sensor module

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1

-3%

Sensor module non-modulator tube laser receiver

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0

-7%

10pcs blue digital ttp223b sensor module capacitive touch switch diy starter kit

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0

5pcs/lot color sensor tcs230 tcs3200 color recognition sensor detector module dc 3-5v input

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0

-1%

10pcs new gp2y0e03 4-50cm distance sensor module infrared ranging sensor module high precision i2c output for arduino

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0

4pin ky-027 magic light cup sensor module diy starter kit ky027

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0

-5%

10pcs 8 channel ttp226 digital capacitive switch touch sensor board module

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0

-1%

10pcs/lot dc dc converter step up boost module 3v to 5v 1a usb charger for mp3 mp4 phone

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0

-2%

5v/12v soil moisture sensor controller module automatic

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0

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Free shipping 20pcs hall current sensor module acs712 module 5a 20a 30a hall current sensor module 5a/20a/30a acs712

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0