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"Biamp TCM-1"
AJMRTC 1-Bit AC220V Optocoupler Isolation Module, AC Voltage Detect Board, DC 3-5V TTL Output, Photoelectric Isolator Sensor for PLC, Arduino, Raspberry Pi, ESP32, Industrial Power Monitoring
Limited time offer, ends 11/25
$10.88
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5Pcs 1 Channel DC 3V/3.3V Power Relay Module 3V Relay Switch Module with Optocoupler Relay Module Isolated Drive Control Board 10A 250VAC 10A 30VDC Control Development Board
Limited time offer, ends 11/08
$16.73
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2 Pack 5V 2-Channel Relay Module with Optocoupler, Red Expansion Board Supports High/Low Level Trigger 2-Way OPTO
Limited time offer, ends 11/08
HTU21D Temperature Humidity Sensor Breakout Module I2C IIC 1.5V-3.6V Replace SHT15 Compatible to SHT20 SHT21
Limited time offer, ends 11/08
5V1A Wireless Power Transfer Module Wireless Charging Transmitter Receiver Inductive Coil Circuit Board Module Fun DIY Kit
Limited time offer, ends 11/08
$16.93
Free Shipping
3Pcs 1Channel AC Optocoupler Module 220V Voltage Detect Optocoupler Isolation Microcontroller TTL Level 3V-5V
Limited time offer, ends 11/08
$16.73
Free Shipping
12V Dual Way Bluetooth Relay Module 12V 10A Wireless Smart Relay Module IoT Smart Home Phone APP Remote Control Switch
Limited time offer, ends 11/08
$16.73
Free Shipping
AJMRTC 8 Channel Optocoupler Isolation Detection Module, AC 220V Input TTL Level Output 8CH Opto-Isolated Test Board, Isolated Signal Detector for MCU, PLC Processor Industrial Signal Acquisition
Limited time offer, ends 11/25
$15.70
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AJMRTC TA12-100 AC Current Transformer Sensor Module, 0-5A Measuring Range, 3P/4P Interface Current Transmitter, AC Current Detection Board for Power Monitoring and Circuit Measurement
Limited time offer, ends 11/25
$11.72
Free Shipping
AJMRTC AC 220V Optocoupler Isolation Detection Module, 3-5V TTL Output AC Sensing Sensor Board, Alternating Current Voltage Detect Module
Limited time offer, ends 11/29
$25.36
Free Shipping
Waveshare TCS3200 Color Sensor Module Color Recognition Matching Sensor Detector Module
Limited time offer, ends 12/01
Atmospheric Sensor Breakout - BME280 (Qwiic) Measure barometric Pressure, Humidity, and Temperature Readings 3.3V SPI Interface, Operating Voltage 3.3V
Limited time offer, ends 11/07
$83.75
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
Wireless DMX512 Transceiver PCB Module 2.4G LED Stage Light Transceiver PCB Modules Board LED Controller Transmitter Receiver with Antenna
Limited time offer, ends 11/08
$18.23
Free Shipping
5Pcs 12V 300mA Power Supply Module 3.5W AC-DC Isolation Switch Power Module 220V to 12V Buck Converter Board Module
Limited time offer, ends 11/08
$16.73
Free Shipping
AJMRTC Microwave Radar Body Induction Solar LED Driver Controller Board, 3.2V 3.7V Solar Wall Light Switch Circuit Board with Remote Control for Solar Street Lamp & Outdoor Light DIY Projects
Limited time offer, ends 11/25
$10.54
Free Shipping
CC2500 Data Transmission Module 2¡¤4G SPI interface RSSI output Board Built-in PA+LNA Chip Wire¡¤less Remote Control 800m (with Seat)
Limited time offer, ends 11/08
$17.66
Free Shipping
BME680 Digital Sensor Module, Temperature Humidity Pressure VOC Air Quality Sensor, High Altitude Atmospheric Pressure Development Board I2C SPI for Arduino Raspberry Pi
Limited time offer, ends 11/25
$18.88
Free Shipping
30mm Copper Plate Piezo Disc Transducer for Drum Trigger Guitar Pickup Acoustic Sensor
Limited time offer, ends 11/08
$16.79
Free Shipping
30pcs 35mm Copper Plate Piezoelectric Buzzer Disc for Audio Sensor, Microphone Pickup, Low Power
Limited time offer, ends 11/08
$16.79
Free Shipping
CC2500 Data Transmission Module 2¡¤4G SPI interface RSSI output Board Built-in PA+LNA Chip Wire¡¤less Remote Control 800m (No Seat)
Limited time offer, ends 11/08
$17.47
Free Shipping
AJMRTC 2Pcs TSL2591 Digital Light Sensor Breakout Module, High Dynamic Range IR Infrared Full Spectrum Light Detector, 3.3V-5V Compatible for Arduino Raspberry Pi DIY Projects
Limited time offer, ends 11/25
$17.35
Free Shipping
12V Power On Time Delay Relay Module, Adjustable Delay Timer Circuit Board, for Automation Projects
Limited time offer, ends 11/08
$15.16
Free Shipping
5V Power On Time Delay Relay Module, Adjustable Delay Timer Circuit Board, for Automation Projects
Limited time offer, ends 11/08
$16.58
Free Shipping