ESP8266 ESP-12 ESP-12F CH340G CH340 V2 USB WeMos D1 Mini WIFI Development Board D1 Mini NodeMCU Lua IOT Board 3.3V With Pins

$0.22

TZT Sound sensor module sound control sensor MAX4466 MAX9814 switch detection whistle switch microphone amplifier For Arduino

$0.22

M03 M04 Water Level detection module sensor Green non-contact level touch switch Liquid sensor

$0.22

SW-200D/420/520D/18010P/18015P/18020P/58010P 12V Highly Vibration Switch Ball Tilt Double bead Angle Spring Sensor

$0.22

TZT QRD1114 RD1114 D1114 1114 DIP-4 REFLECTIVE OBJECT SENSOR

$0.22

Normally open shock sensor module for arduino vibration sensor module alarm module

$0.22

TZT TCRT5000 IR Infrared Line Track Follower Sensor TCRT5000L Obstacle Avoidanc For Arduino AVR ARM PIC DC 5V

$0.22

TZT Microphone Voice Sound Sensor Module For Arduino Analog Digital Output Sensors KY-038

$0.22

TZT IR Infrared Obstacle Avoidance Sensor Module for Arduino Diy Smart Car Robot Reflective Photoelectric 3PIN

$0.22

TZT HR202L Humidity Resistance HR202L Humidity Sensor Resistor Practical For Arduino

$0.22

TZT KY-037 High Sensitivity Sound Microphone Sensor Detection Module For Arduino AVR PIC

$0.22

TZT HC-SR501 HC-SR505 AM312 SR602 Adjust IR Pyroelectric Infrared Mini PIR module Motion Sensor Detector Module For Arduino

$0.21

TZT RCWL-0516 microwave radar sensor module Human body induction switch module Intelligent sensor For arduino diy

$0.21

TZT normally closed type vibration sensor module Alarm sensor module Vibration switch SW-420 for arduino

$0.21

TZT GY-68 BMP180 BMP280 Digital Barometric Pressure Sensor Module for arduino

$0.21

TZT KY-008 3pin 650nm Red Laser Transmitter Dot Diode Copper Head Module for arduino DIY Kit

$0.21

Thermal Sensor Module Temperature Sensor Module Thermistor Sensor for arduino Diy Kit

$0.20

TZT IR Infrared 3 Wire Flame Detection Sensor Module IR Flame Sensor Module Detector Smartsense For Arduino

$0.20

TZT Photosensitive brightness resistance sensor module Light intensity detect New For Arduino

$0.20

LM2596s DC-DC Step-down Power Supply Module 3A Adjustable Step-down Module LM2596 Voltage Regulator 24V 12V 5V 3V

$0.18