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购买 arduino parts counter

$1.04

1/5/10PCS Speed Sensor Tacho Sensor Slot-Type Optocoupler Tacho-Generator Counter Module For Arduino

Aliexpress

$1.04

1/5/10PCS Speed Sensor Tacho Sensor Slot-Type Optocoupler Tacho-Generator Counter Module For Arduino

Aliexpress

$2.01

1/5/10PCS Speed Sensor Tacho Sensor Slot-Type Optocoupler Tacho-Generator Counter Module For Arduino

Aliexpress

$2.01

1/5/10PCS Speed Sensor Tacho Sensor Slot-Type Optocoupler Tacho-Generator Counter Module For Arduino

Aliexpress

$38.99

$49.99

Geekcreit Assembled Geiger Counter Module Miller Tube GM Tube Nuclear Radiation Geekcreit For Arduino - Products That Wo

Banggood

折扣 22%

$38.99

$49.99

Geekcreit Assembled Geiger Counter Module Miller Tube GM Tube Nuclear Radiation Geekcreit For Arduino - Products That Wo

Banggood

$1.69

1PCS 5V GPD2846A TF Card MP3 Decoder Board 2W Amplifier Module For Arduino GM Power Supply Module

Aliexpress

$1.69

1PCS 5V GPD2846A TF Card MP3 Decoder Board 2W Amplifier Module For Arduino GM Power Supply Module

Aliexpress

$0.67

$0.74

1Pcs 4 Bits Digital LED Display Module For Arduino 7 Segment 0.36Inch Clock RED Anode Tube Four

Aliexpress

$0.67

$0.74

1Pcs 4 Bits Digital LED Display Module For Arduino 7 Segment 0.36Inch Clock RED Anode Tube Four

Aliexpress

$0.73

TM1637 4 Bits Digital LED Display Module For Arduino 7 Segment 0.36Inch Clock RED Anode Tube Four

Aliexpress

$0.73

TM1637 4 Bits Digital LED Display Module For Arduino 7 Segment 0.36Inch Clock RED Anode Tube Four

Aliexpress

$1.88

SG90 SG92R MG90S Metal Gear Copper Tooth Servo Motor Used For Arduino UNO DIY Mechanical Arm Model

Aliexpress

$1.88

SG90 SG92R MG90S Metal Gear Copper Tooth Servo Motor Used For Arduino UNO DIY Mechanical Arm Model

Aliexpress

$2.70

X9C103S X9C503S 10K/50K Digital Potentiometer Board Module DC3V-5V For Arduino

Aliexpress

$2.70

X9C103S X9C503S 10K/50K Digital Potentiometer Board Module DC3V-5V For Arduino

Aliexpress

$1.69

$3.29

1PCS TM1637 4 Bits Digital LED Display Module For Arduino 7 Segment 0.36Inch Clock RED Anode Tube

Aliexpress

折扣 48%

$1.69

$3.29

1PCS TM1637 4 Bits Digital LED Display Module For Arduino 7 Segment 0.36Inch Clock RED Anode Tube

Aliexpress

$15.99

Sensor Modules Kit For Arduino Raspberry, 22 in 1 Project Super Starter Kits For UNO R3 Nano V3.0 Mega 2560 Mega 328 Project Starter Kit

Amazon.com

113

$15.99

Sensor Modules Kit For Arduino Raspberry, 22 in 1 Project Super Starter Kits For UNO R3 Nano V3.0 Mega 2560 Mega 328 Project Starter Kit

Amazon.com

$31.04

EQV Super Starter Kit For Arduino UNO R3 - Uno R3 Breadboard / Step Motor / SG90 Servo / 1602 LCD /

Aliexpress

Free shipping

$31.04

EQV Super Starter Kit For Arduino UNO R3 - Uno R3 Breadboard / Step Motor / SG90 Servo / 1602 LCD /

Aliexpress

$0.83

$0.97

1/5Pcs TM1637 4 Bits Digital LED Display Module For Arduino 7 Segment 0.36Inch Clock RED Anode Tube

Aliexpress

折扣 14%

$0.83

$0.97

1/5Pcs TM1637 4 Bits Digital LED Display Module For Arduino 7 Segment 0.36Inch Clock RED Anode Tube

Aliexpress

$1.20

TM1637 4 Bits Digital LED Display Module For Arduino 7 Segment 0.36Inch Clock RED Anode Tube Four

Aliexpress

$1.20

TM1637 4 Bits Digital LED Display Module For Arduino 7 Segment 0.36Inch Clock RED Anode Tube Four

Aliexpress

$1.88

1PCS Higher Quality Dual-Axis XY Joystick Module PS2 Joystick Control Lever Sensor For Arduino

Aliexpress

$1.88

1PCS Higher Quality Dual-Axis XY Joystick Module PS2 Joystick Control Lever Sensor For Arduino

Aliexpress

$1.49

1-10Pcs TM1637 4 Bits Digital LED Display Module For Arduino 7 Segment 0.36Inch Clock RED Anode Tube

Aliexpress

$1.49

1-10Pcs TM1637 4 Bits Digital LED Display Module For Arduino 7 Segment 0.36Inch Clock RED Anode Tube

Aliexpress

$1.97

$2.07

1-10PCS FOR Arduino FOR UNO R3 Development Board FT232 CH340 Serial Port Driver MEGA328PB Chip

Aliexpress

$1.97

$2.07

1-10PCS FOR Arduino FOR UNO R3 Development Board FT232 CH340 Serial Port Driver MEGA328PB Chip

Aliexpress

$29.90

Electronics-Salon Screw Terminal Block Breakout Module, For Arduino MEGA-2560 R3.

Amazon.com

148

$29.90

Electronics-Salon Screw Terminal Block Breakout Module, For Arduino MEGA-2560 R3.

Amazon.com

$25.39

$32.98

EQV Super Starter Kit For Arduino UNO R3 - Uno R3 Breadboard / Step Motor / SG90 Servo / 1602 LCD /

Aliexpress

Free shipping

折扣 23%

$25.39

$32.98

EQV Super Starter Kit For Arduino UNO R3 - Uno R3 Breadboard / Step Motor / SG90 Servo / 1602 LCD /

Aliexpress

$30.18

$61.65

Starter Kit For Arduino Uno R3 - Uno R3 Breadboard And Holder Step Motor / Servo /1602 LCD / Jumper

Aliexpress

Free shipping

折扣 51%

$30.18

$61.65

Starter Kit For Arduino Uno R3 - Uno R3 Breadboard And Holder Step Motor / Servo /1602 LCD / Jumper

Aliexpress

$29.99

$46.14

LAFVIN Super Starter Kit For Arduino UNO SET R3 Breadboard / Step Motor / SG90 Servo / 1602 LCD /

Aliexpress

折扣 35%

$29.99

$46.14

LAFVIN Super Starter Kit For Arduino UNO SET R3 Breadboard / Step Motor / SG90 Servo / 1602 LCD /

Aliexpress

$1.81

TM1637 4-Bits Digital LED Display Module For Arduino: 0.36 - Inch 7 - Segment RED Anode Tube With

Aliexpress

$1.81

TM1637 4-Bits Digital LED Display Module For Arduino: 0.36 - Inch 7 - Segment RED Anode Tube With

Aliexpress

$32.96

10PCS UNO R3 UNO Board UNO R3 CH340G+MEGA328P/ATMEGA16U2+MEGA328P Chip 16Mhz For Arduino UNO R3

Aliexpress

$32.96

10PCS UNO R3 UNO Board UNO R3 CH340G+MEGA328P/ATMEGA16U2+MEGA328P Chip 16Mhz For Arduino UNO R3

Aliexpress

$1.46

1-5PCS High Quality One Set R3 CH340G+MEGA328P Chip 16Mhz For UNO R3 Development Board + USB CABLE

Aliexpress

Free shipping

$1.46

1-5PCS High Quality One Set R3 CH340G+MEGA328P Chip 16Mhz For UNO R3 Development Board + USB CABLE

Aliexpress

$25.50

Starter Kit For Arduino Uno R3 - Uno R3 Breadboard And Holder Step Motor / Servo /1602 LCD / Jumper

Aliexpress

$25.50

Starter Kit For Arduino Uno R3 - Uno R3 Breadboard And Holder Step Motor / Servo /1602 LCD / Jumper

Aliexpress

$3.65

1.77 Inch 128X160 TFT LCD Display Module ST7735 Driver SPI Interface For Arduino ESP32 ESP8266

Aliexpress

$3.65

1.77 Inch 128X160 TFT LCD Display Module ST7735 Driver SPI Interface For Arduino ESP32 ESP8266

Aliexpress

$16.99

AOQDQDQD AOQDQDQD Module Sensor Kit For Arduino With 0.96" OLED 1602 LCD Display Relay Servo Motor DHT11 For Starter Projects

USA.Banggood

$16.99

AOQDQDQD AOQDQDQD Module Sensor Kit For Arduino With 0.96" OLED 1602 LCD Display Relay Servo Motor DHT11 For Starter Projects

USA.Banggood

$2.09

28BYJ-48 5V Stepper Motor ULN2003 Driver Test Module Driver Board, For Arduino DIY Kit

Aliexpress

$2.09

28BYJ-48 5V Stepper Motor ULN2003 Driver Test Module Driver Board, For Arduino DIY Kit

Aliexpress

$11.89

$30.00

AOQDQDQD Basic Motherboard Kit For Arduino R3 Component Packs Starter Electronic Components Robot Kit 830 Hole Breadboard

USA.Banggood

折扣 60%

$11.89

$30.00

AOQDQDQD Basic Motherboard Kit For Arduino R3 Component Packs Starter Electronic Components Robot Kit 830 Hole Breadboard

USA.Banggood

$54.99

Vilros Arduino Uno Starter Kit - Includes Arduino Uno R3 Board, 190+ Electronics Components, Breadboard, Jumper Wires, DC Motor, Servo, Relay,

Amazon.com

1 千+

Free shipping

$54.99

Vilros Arduino Uno Starter Kit - Includes Arduino Uno R3 Board, 190+ Electronics Components, Breadboard, Jumper Wires, DC Motor, Servo, Relay,

Amazon.com

$19.06

Starter Kit For Arduino Uno R3 - Uno R3 Breadboard And Holder Step Motor / Servo /1602 LCD / Jumper

Aliexpress

$19.06

Starter Kit For Arduino Uno R3 - Uno R3 Breadboard And Holder Step Motor / Servo /1602 LCD / Jumper

Aliexpress

$36.99

$69.99

Starter Kit For Arduino UN0 R3 - UN0 R3 Breadboard And Holder Step Motor / Servo /1602 LCD / Jumper Wire/ UN0 R3(Arduino

Banggood

折扣 47%

$36.99

$69.99

Starter Kit For Arduino UN0 R3 - UN0 R3 Breadboard And Holder Step Motor / Servo /1602 LCD / Jumper Wire/ UN0 R3(Arduino

Banggood

$9.24

ATMEGA32U4 Mini Development Board Module 16 Mhz Leonardo R3 Microcontroller 5V Development Module

Aliexpress

$9.24

ATMEGA32U4 Mini Development Board Module 16 Mhz Leonardo R3 Microcontroller 5V Development Module

Aliexpress

$0.87

$1.38

TM1637 LED Display Module For Arduino 7 Segment 4 Digits 0.36/0.56 Inch Clock Anode Nixie Tube Quad

Aliexpress

Free shipping

折扣 36%

$0.87

$1.38

TM1637 LED Display Module For Arduino 7 Segment 4 Digits 0.36/0.56 Inch Clock Anode Nixie Tube Quad

Aliexpress

$0.42

$0.73

1-50PCS IR Slotted Optical Speed Sensor Module 3.3-5V Digital Output For Motor RPM Encoder Arduino

Aliexpress

Free shipping

折扣 42%

$0.42

$0.73

1-50PCS IR Slotted Optical Speed Sensor Module 3.3-5V Digital Output For Motor RPM Encoder Arduino

Aliexpress

$1.93

MPR121 Capacitive Touch Sensor Module I2C Interface Breakout Board For Arduino, 12-Key Touch Control

Aliexpress

$1.93

MPR121 Capacitive Touch Sensor Module I2C Interface Breakout Board For Arduino, 12-Key Touch Control

Aliexpress

$0.81

$1.08

10Pcs/1Pc TB6612 Dual Motor Driver Module 1A TB6612FNG PCB Board For Arduino Microcontroller Better

Aliexpress

折扣 25%

$0.81

$1.08

10Pcs/1Pc TB6612 Dual Motor Driver Module 1A TB6612FNG PCB Board For Arduino Microcontroller Better

Aliexpress

Arduino Piece Counter with IR Sensor & Buzzer – Full Tutorial

9:35

YouTubeR&M LAB GH

Arduino Piece Counter with IR Sensor & Buzzer – Full Tutorial

In this tutorial, we build a simple yet powerful Arduino piece counter using an IR sensor, 4-digit 7-segment display, and buzzer. Perfect for small workshops, factories, or school projects – it counts items automatically as they pass the sensor and beeps for confirmation! What you'll learn: Wiring a 5641AS 4-digit display (common cathode ...

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