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3PCS USB to TTL Serial Port Converter Module CH340N Chip Integration 5V to 3.3V FS-USB-UTTL
Limited time offer, ends 11/08
1PCS SCD41 CO2 Carbon Dioxide Gas Sensor Gas Detect Module Temperature Humidity Sensor I2C Communication 2.4-5.5V
Limited time offer, ends 11/16
AJMRTC 5Pcs Sound Detection Sensor Module, Voice Activated Sound Control Switch Module, Adjustable Sensitivity Sound Trigger Sensor for Arduino, Raspberry Pi, Smart DIY Projects
Limited time offer, ends 11/29
$17.38
Free Shipping
AJMRTC 3Pcs AP3216 ALS PS Module, Digital Ambient Light & Proximity Distance Sensor, I2C Interface for Light Intensity Detection and Object Sensing
Limited time offer, ends 11/29
$20.52
Free Shipping
AJMRTC BMI160 6-Axis Inertial Measurement Sensor Module, 3-Axis Accelerometer + 3-Axis Gyroscope Gravity Sensor, Support I2C & SPI Interface with Built-in PMU for Arduino ESP32 STM32 DIY Project
Limited time offer, ends 11/29
$16.24
Free Shipping
AJMRTC 10Pcs Impact Shock Sensor Switch, Vibration Trigger Shock Switch, Normally Open Shock Sensor Requires Strong Impact for Triggering
Limited time offer, ends 11/29
$13.11
Free Shipping
AJMRTC GY-30 BH1750FVI Digital Ambient Light Intensity Sensor Module, I2C Lux Illumination Detector, 1-65535Lux Light Sensor for Arduino, Raspberry Pi, Smart Lighting Projects
Limited time offer, ends 11/29
$15.96
Free Shipping
AJMRTC HLK-LD102 10GHz Hand Wave Radar Sensor, Near Field Hand Sweep Trigger Module, UART Serial & 3.3V IO Output, Microwave Doppler Motion Sensor for Smart Home Switch DIY, Module Without Pin
Limited time offer, ends 11/29
$13.15
Free Shipping
AJMRTC HTU21D Temperature Humidity Sensor Breakout Module, I2C IIC Interface, 1.5V-3.6V Low Voltage, High Precision Digital Temp Humidity Sensor Replacement for SHT Series
Limited time offer, ends 11/29
$16.81
Free Shipping
AJMRTC 3Pcs LM393 Rain Drop Sensor Module, Rainfall Weather Moisture Detector Board with Adjustable Sensitivity for Rain Monitoring, Smart Home, Arduino DIY Project
Limited time offer, ends 11/29
$15.39
Free Shipping
AJMRTC 3Pcs AHT10 High Precision Digital Temperature Humidity Sensor Module, I2C Interface Digital Temp Humidity Detector Board for Arduino Raspberry Pi DIY Weather Monitoring
Limited time offer, ends 11/29
$19.66
Free Shipping
AJMRTC 5Pcs HLK-LD020 5.8G Microwave Radar Motion Sensing Module, Doppler Radar Sensor Board with 2.0/2.54mm Pitch Holes for Embedded Concealed Installation, Smart Lighting, Human Motion Detection
Limited time offer, ends 11/29
$18.22
Free Shipping
AJMRTC 10Pcs TTP223B Capacitive Touch Sensor Module, Digital Capacitive Touch Switch Module, Single Channel Touch Button Detector Board for Arduino ESP32 Raspberry Pi DIY Smart Home Project
Limited time offer, ends 11/29
$21.09
Free Shipping
AJMRTC 20Pcs 5V Active Electromagnetic Buzzer, Continuous Beep Alarm Sounder Speaker, Integrated Active Buzzer Module for Circuit Prompt and Alarm Projects
Limited time offer, ends 11/29
$19.09
Free Shipping
AJMRTC AC 220V Optocoupler Detection Module, AC Sensing Opto-isolator Board, DC 3-5V TTL Signal Output, Isolated AC Voltage Detector for Arduino ESP32 Industrial Monitoring DIY Project
Limited time offer, ends 11/29
$16.81
Free Shipping