Shop arduino bluetooth relay

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$11.39
Lystin 8 Channel DC 5V DC 230V Relay Module Control Board With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR TTL Logic STM32 Raspberry Pi
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Lystin 8 Channel DC 5V DC 230V Relay Module Control Board With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR TTL Logic STM32 Raspberry Pi
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Relay Module 30A High Power 2-Channel AC100V-250V DC 5V High Current High Low Level Trigger Switch Module
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Yitouniu 4CH Wireless Relay Module | Smart Home Control | Remote Switch | Self-Locking Mode | Tuya APP & Bluetooth Compatible
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Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
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Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
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Dieserc 4X1 Channel Wifi Smart Switch With 1X Bluetooth Transmitter, DC 5V 12V 24V Passive Output Relay Module Ewelink APP Wifi Control Compatible
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Dieserc 4X1 Channel Wifi Smart Switch With 1X Bluetooth Transmitter, DC 5V 12V 24V Passive Output Relay Module Ewelink APP Wifi Control Compatible
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Fainwan 2Pcs 8 Channel DC 5V Relay Module With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 Rasp-Berry Pi
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Fainwan 2Pcs 8 Channel DC 5V Relay Module With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 Rasp-Berry Pi
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4Pcs 4 Channel 5V Relay Module With Optocoupler For R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 For Raspberry Pi
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4Pcs 4 Channel 5V Relay Module With Optocoupler For R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 For Raspberry Pi
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(10Pcs)1 Channel 5V/12V/24V Relay Module With Optocoupler Isolation Support High/Low Level Trigger Development Boards (5, Volts)
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(10Pcs)1 Channel 5V/12V/24V Relay Module With Optocoupler Isolation Support High/Low Level Trigger Development Boards (5, Volts)
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Yitouniu 4 Channel Tuya Smart Life Wifi Momentary Inching Relay Self-Locking Switch Module,AC 85-250V/USB 5V Wifi RF Bluetooth Relay, Compatible With
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Yitouniu 4 Channel Tuya Smart Life Wifi Momentary Inching Relay Self-Locking Switch Module,AC 85-250V/USB 5V Wifi RF Bluetooth Relay, Compatible With
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Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
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315
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Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
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315
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AITIAO 3Pcs HM-10 Bluetooth Module CC2540 CC2541 AT-09 Serial Wireless Module BLE 4.0 Bluetooth Compatible
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16
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AITIAO 3Pcs HM-10 Bluetooth Module CC2540 CC2541 AT-09 Serial Wireless Module BLE 4.0 Bluetooth Compatible
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16
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Tuya 4 Channel Updated USB 5V/DC/AC 7-32V, Momentary Inching Self-Locking Relay Module,Tuya App Remote Control,Wifi RF Bluetooth Switch Module,Dry
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8
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Tuya 4 Channel Updated USB 5V/DC/AC 7-32V, Momentary Inching Self-Locking Relay Module,Tuya App Remote Control,Wifi RF Bluetooth Switch Module,Dry
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8
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5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
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5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
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Bluetooth Relay Board, DC 12V 10A 8 Channel Bluetooth Relay Support Android Phones With Bluetooth 4.0 Of Mobile Phone Bluetooth, Remote Control, Relay
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Bluetooth Relay Board, DC 12V 10A 8 Channel Bluetooth Relay Support Android Phones With Bluetooth 4.0 Of Mobile Phone Bluetooth, Remote Control, Relay
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MHCOZY Wifi Wireless Smart Switch Relay Module For Smart Home 5V 5V/12Vba Applied To Access Control, Turn On PC, Garage Door (1CH Smart Life App)
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293
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MHCOZY Wifi Wireless Smart Switch Relay Module For Smart Home 5V 5V/12Vba Applied To Access Control, Turn On PC, Garage Door (1CH Smart Life App)
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293
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5V 12V 24V 1-Channel Relay Module Shield (5V)
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5V 12V 24V 1-Channel Relay Module Shield (5V)
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2 Channel 2CH DC 5V 12V 24V IR Infrared Remote Control Switch High-Current Relay Module Board LED Status Indicator 5V -24V (5V)
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1
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2 Channel 2CH DC 5V 12V 24V IR Infrared Remote Control Switch High-Current Relay Module Board LED Status Indicator 5V -24V (5V)
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1 Pcs For UNO R3 Arduino PLC RS485 Remote IO DIY ADC Collection Relay Module DC 7-30V 6AI-6DI-4DO Multifunction Expanding Board(Only Board)
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8 Channel 5V Relay Module With Optocoupler Isolation Support High And Low Level Red Board
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102
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8 Channel 5V Relay Module With Optocoupler Isolation Support High And Low Level Red Board
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102
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5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
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5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
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Waveshare Expansion Board 8 Channel Relay Expansion Board 5V Power Supply Compatible With Raspberry Pi A+/B+/2B/3B/3B+ Control High Voltage Home
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25
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Waveshare Expansion Board 8 Channel Relay Expansion Board 5V Power Supply Compatible With Raspberry Pi A+/B+/2B/3B/3B+ Control High Voltage Home
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Cenrykay DC 5V 2 Channel Relay Module With Isolated Optocoupler High And Low Level H/L Level Trigger Module Triggered By DC 5V(6PCS)
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79
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Cenrykay DC 5V 2 Channel Relay Module With Isolated Optocoupler High And Low Level H/L Level Trigger Module Triggered By DC 5V(6PCS)
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Sainsmart 16-Channel 9-36V USB Relay Module
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Sainsmart 16-Channel 9-36V USB Relay Module
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Easy Operation,1CH AC 85-250V USB 5V Relay Smart Switch Module,Wireless APP Remote Control,Works With Tuya Zigbee Gateway,Alexa,Google Home (Required
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3
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Easy Operation,1CH AC 85-250V USB 5V Relay Smart Switch Module,Wireless APP Remote Control,Works With Tuya Zigbee Gateway,Alexa,Google Home (Required
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3
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Hiletgo 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger
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31
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Hiletgo 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger
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31
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Fushionsea DC 3.7V 5V 6V 7V 9V 12V Mini Relay Wireless Remote Momentary Switch, 3V -12V Small PCB 433Mhz RF Transmitter Battery Power Circuit Micro
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12
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Fushionsea DC 3.7V 5V 6V 7V 9V 12V Mini Relay Wireless Remote Momentary Switch, 3V -12V Small PCB 433Mhz RF Transmitter Battery Power Circuit Micro
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12
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$38.21
DC 9-24V 4 8 Channel Relay Module ESP32 WIFI Bluetooth Development Board RS485 Modbus Optocoupler
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DC 9-24V 4 8 Channel Relay Module ESP32 WIFI Bluetooth Development Board RS485 Modbus Optocoupler
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Yetaida 2 Channel DC 5V Relay Module With Optocoupler Control Board And Indicator Light, Development Board Accessories Relays, Suport High Low Level
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Yetaida 2 Channel DC 5V Relay Module With Optocoupler Control Board And Indicator Light, Development Board Accessories Relays, Suport High Low Level
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ESP32E WIFI Bluetooth BLE Four-Way 30A Relay Module ESP32 Development Board AC Power Supply
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ESP32E WIFI Bluetooth BLE Four-Way 30A Relay Module ESP32 Development Board AC Power Supply
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Hiletgo 12V 8 Channel Relay Module With OPTO-Isolated High And Low Level Trigger 8 Ways Relay Switch Module For Arduino
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184
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Hiletgo 12V 8 Channel Relay Module With OPTO-Isolated High And Low Level Trigger 8 Ways Relay Switch Module For Arduino
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184
$6.50
Shillehtek 2-Channel 24V Relay Module - High & Low Level Trigger Relay Controller Board For Arduino, Raspberry Pi, PLC, Home Automation, Industrial
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Shillehtek 2-Channel 24V Relay Module - High & Low Level Trigger Relay Controller Board For Arduino, Raspberry Pi, PLC, Home Automation, Industrial
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ESP32 Relay Module AC / DC Power Supply Wifi Bluetooth BLE 2 Channel / 4 Channel Relay Module ESP32
Aliexpress
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ESP32 Relay Module AC / DC Power Supply Wifi Bluetooth BLE 2 Channel / 4 Channel Relay Module ESP32
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1/2/4/8 Channel ESP32 Wifi Bluetooth-Compatible Relay Module AC90-250V DC5-30V Smart Home Automation
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1/2/4/8 Channel ESP32 Wifi Bluetooth-Compatible Relay Module AC90-250V DC5-30V Smart Home Automation
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AC Powered ESP32 Wifi Bluetooth Ble Single Relay Module ESP32 Development Board I/O Port UART
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AC Powered ESP32 Wifi Bluetooth Ble Single Relay Module ESP32 Development Board I/O Port UART
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ESP32 WIFI Bluetooth-Compatible BLE Relay Module 1/2/8 Channel Power Supply Module DC 5-30/60V ESP32
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ESP32 WIFI Bluetooth-Compatible BLE Relay Module 1/2/8 Channel Power Supply Module DC 5-30/60V ESP32
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ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
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199
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ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
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199
ARDUINO – BLUETOOTH 4 CHANELL APPS.
ARDUINO – BLUETOOTH 4 CHANELL APPS.
Oct 14, 2020
instructables.com
How to Set Up a 5V Relay on the Arduino
How to Set Up a 5V Relay on the Arduino
Nov 28, 2015
circuitbasics.com
Interfacing Relay with Arduino Uno
Interfacing Relay with Arduino Uno
May 18, 2021
electrosome.com
Trying to code a Arduino Bluetooth with relay to turn on/off automatically
Trying to code a Arduino Bluetooth with relay to turn on/off automatic…
Mar 25, 2021
mit.edu
Arduino Relay Project using Bluetooth IR & EEPROM - 2026
Arduino Relay Project using Bluetooth IR & EEPROM - 2026
Jan 18, 2022
iotcircuithub.com
ESP32 Relay Module - Control AC Appliances (Web Server) | Random Nerd Tutorials
ESP32 Relay Module - Control AC Appliances (Web Server) | Rando…
Dec 18, 2019
randomnerdtutorials.com
Arduino – Bluetooth 12 Channel Relay App
Arduino – Bluetooth 12 Channel Relay App
Dec 30, 2022
arduino.cc
ARDUINO – BLUETOOTH 8 CHANELL APPS.
Oct 10, 2020
instructables.com
Arduino – Bluetooth 4 Channel Relay App
Jun 29, 2023
arduino.cc
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$11.39
Lystin 8 Channel DC 5V DC 230V Relay Module Control Board With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR TTL Logic STM32 Raspberry Pi
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39
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Lystin 8 Channel DC 5V DC 230V Relay Module Control Board With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR TTL Logic STM32 Raspberry Pi
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39
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Relay Module 30A High Power 2-Channel AC100V-250V DC 5V High Current High Low Level Trigger Switch Module
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Relay Module 30A High Power 2-Channel AC100V-250V DC 5V High Current High Low Level Trigger Switch Module
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Yitouniu 4CH Wireless Relay Module | Smart Home Control | Remote Switch | Self-Locking Mode | Tuya APP & Bluetooth Compatible
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Yitouniu 4CH Wireless Relay Module | Smart Home Control | Remote Switch | Self-Locking Mode | Tuya APP & Bluetooth Compatible
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Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
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Dieserc 4X1 Channel Wifi Smart Switch With 1X Bluetooth Transmitter, DC 5V 12V 24V Passive Output Relay Module Ewelink APP Wifi Control Compatible
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Fainwan 2Pcs 8 Channel DC 5V Relay Module With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 Rasp-Berry Pi
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(10Pcs)1 Channel 5V/12V/24V Relay Module With Optocoupler Isolation Support High/Low Level Trigger Development Boards (5, Volts)
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(10Pcs)1 Channel 5V/12V/24V Relay Module With Optocoupler Isolation Support High/Low Level Trigger Development Boards (5, Volts)
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Yitouniu 4 Channel Tuya Smart Life Wifi Momentary Inching Relay Self-Locking Switch Module,AC 85-250V/USB 5V Wifi RF Bluetooth Relay, Compatible With
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Yitouniu 4 Channel Tuya Smart Life Wifi Momentary Inching Relay Self-Locking Switch Module,AC 85-250V/USB 5V Wifi RF Bluetooth Relay, Compatible With
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Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
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315
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Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
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315
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AITIAO 3Pcs HM-10 Bluetooth Module CC2540 CC2541 AT-09 Serial Wireless Module BLE 4.0 Bluetooth Compatible
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AITIAO 3Pcs HM-10 Bluetooth Module CC2540 CC2541 AT-09 Serial Wireless Module BLE 4.0 Bluetooth Compatible
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Tuya 4 Channel Updated USB 5V/DC/AC 7-32V, Momentary Inching Self-Locking Relay Module,Tuya App Remote Control,Wifi RF Bluetooth Switch Module,Dry
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Tuya 4 Channel Updated USB 5V/DC/AC 7-32V, Momentary Inching Self-Locking Relay Module,Tuya App Remote Control,Wifi RF Bluetooth Switch Module,Dry
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5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
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5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
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Bluetooth Relay Board, DC 12V 10A 8 Channel Bluetooth Relay Support Android Phones With Bluetooth 4.0 Of Mobile Phone Bluetooth, Remote Control, Relay
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Bluetooth Relay Board, DC 12V 10A 8 Channel Bluetooth Relay Support Android Phones With Bluetooth 4.0 Of Mobile Phone Bluetooth, Remote Control, Relay
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MHCOZY Wifi Wireless Smart Switch Relay Module For Smart Home 5V 5V/12Vba Applied To Access Control, Turn On PC, Garage Door (1CH Smart Life App)
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293
$12.90
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MHCOZY Wifi Wireless Smart Switch Relay Module For Smart Home 5V 5V/12Vba Applied To Access Control, Turn On PC, Garage Door (1CH Smart Life App)
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293
$1.50
5V 12V 24V 1-Channel Relay Module Shield (5V)
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5V 12V 24V 1-Channel Relay Module Shield (5V)
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2 Channel 2CH DC 5V 12V 24V IR Infrared Remote Control Switch High-Current Relay Module Board LED Status Indicator 5V -24V (5V)
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1
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2 Channel 2CH DC 5V 12V 24V IR Infrared Remote Control Switch High-Current Relay Module Board LED Status Indicator 5V -24V (5V)
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1 Pcs For UNO R3 Arduino PLC RS485 Remote IO DIY ADC Collection Relay Module DC 7-30V 6AI-6DI-4DO Multifunction Expanding Board(Only Board)
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