USB to TTL USB to Serial Downloader Cable CH340G Module RS232 Upgrade/Flashing Board Cable PL2303

$4.71

DHT11/DHT22 Temperature and Humidity Sensor Module, SHT30/SHT3031, AM2302 Digital Switch Probe

$4.54

Hugong Square Proximity Switch SN04-N/P Three-Wire NPN/PNP Normally Open SN05 DC 5V 12V 24V 36V

$5.50

TB6612FNG/DRV8833 Motor Driver Module for DC Motors/Self-Balancing Robot Drive Board

$2.31

Panasonic Photoelectric Switch Sensor, Diffuse Reflection CX-442/441/491/411/421 with Adjustable Knob

$26.00

ATD5833/TMC2225/2208/2209 Ultra-Quiet Stepper Motor Driver Modules for 3D Printer Accessories

$10.78

Photoresistor Sensor Module Brightness Light Photoelectric Switch Detection Sensor with Dupont Lines 3 4 Pin

$3.07

U-Shaped Photoelectric Switch Limit Sensor EE-SX670/671/672/674WR with Cable, NPN Normally Open/Normally Closed

$9.90

Risym GY-302 BH1750 Light Intensity Illuminance Module Sensor Module

$7.00

DS1302 DS3231 DS1307 Real-Time Clock Module, High-Precision Timing Module with Battery

$4.07

Digital 38KHz Infrared Receiver/Transmitter Head Sensor Module for Electronic Building Blocks and Robots - IR Communication Remote Control

$2.16

Telesky DS18B20 Temperature Measurement Module - STM32 Temperature Sensor Module 18B20 Development Board Application Board

$4.39