购买 arduino bluetooth relay

广告
关于我们的广告
$4.68
$8.50
DC 5V Single Channel Relay Module Bluetooth Proximity Switch Module 1 Channel Relay Module
AliExpress
折扣 44%
$4.68
$8.50
DC 5V Single Channel Relay Module Bluetooth Proximity Switch Module 1 Channel Relay Module
AliExpress
$15.39
$21.98
4 Channel Relay Module 30A DC7-28/5V WIFI Bluetooth Relay Module ESP32-WROOM Development Board
AliExpress
折扣 29%
$15.39
$21.98
4 Channel Relay Module 30A DC7-28/5V WIFI Bluetooth Relay Module ESP32-WROOM Development Board
AliExpress
$8.34
$16.90
DC 5-30V Single Relay Module Bluetooth Proximity Switch Module With APP/Mini Program, Serial Port,
AliExpress
折扣 50%
$8.34
$16.90
DC 5-30V Single Relay Module Bluetooth Proximity Switch Module With APP/Mini Program, Serial Port,
AliExpress
$5.32
$6.52
DC 5-60V ESP32 2/4-Way MOS Switch Module Single-Way Relay Module ESP32-32E Module WIFI Bluetooth
AliExpress
折扣 18%
$5.32
$6.52
DC 5-60V ESP32 2/4-Way MOS Switch Module Single-Way Relay Module ESP32-32E Module WIFI Bluetooth
AliExpress
$6.44
$10.44
ESP32 5V 12V Relay Board Dual Channel Wireless WIFI Relay Module ESP32 Development Board DC5-60V For
AliExpress
折扣 38%
$6.44
$10.44
ESP32 5V 12V Relay Board Dual Channel Wireless WIFI Relay Module ESP32 Development Board DC5-60V For
AliExpress
$8.00
$11.59
1 Channel Relay Module Bluetooth 4.0 BLE For Arduino Android Ios IOT Smart Home Switch
AliExpress
折扣 30%
$8.00
$11.59
1 Channel Relay Module Bluetooth 4.0 BLE For Arduino Android Ios IOT Smart Home Switch
AliExpress
$6.75
DC5-30V Single Channel Relay Module Bluetooth Proximity Switch Module 1 Channel Relay Module
AliExpress
$6.75
DC5-30V Single Channel Relay Module Bluetooth Proximity Switch Module 1 Channel Relay Module
AliExpress
$1.15
$1.59
4/8Way ESP32 RS485 Modbus WIFI Bluetooth Relay Module DC 9-24V Optocoupler Isolated Relay Module
AliExpress
折扣 27%
$1.15
$1.59
4/8Way ESP32 RS485 Modbus WIFI Bluetooth Relay Module DC 9-24V Optocoupler Isolated Relay Module
AliExpress
$0.25
$0.50
DC 9-24V 4-Channel/8-Channel Relay Module Esp32 Rs485 Modbus Wifi Bluetooth Relay Optocoupler
AliExpress
Free shipping
折扣 50%
$0.25
$0.50
DC 9-24V 4-Channel/8-Channel Relay Module Esp32 Rs485 Modbus Wifi Bluetooth Relay Optocoupler
AliExpress
$3.16
$6.38
ESP32 RS485 Modbus Wifi Bluetooth Relay Optocoupler Isolation Module Tyep C 4/8 Channel Relay Module
AliExpress
Free shipping
折扣 50%
$3.16
$6.38
ESP32 RS485 Modbus Wifi Bluetooth Relay Optocoupler Isolation Module Tyep C 4/8 Channel Relay Module
AliExpress
$7.31
$14.20
ESP32 WIFI Bluetooth-Compatible BLE Relay Module DC 5-30/60V Power Supply Module 1/2/8 Channel
AliExpress
Free shipping
折扣 48%
$7.31
$14.20
ESP32 WIFI Bluetooth-Compatible BLE Relay Module DC 5-30/60V Power Supply Module 1/2/8 Channel
AliExpress
$3.04
$6.28
4/8-Channel ESP32 Wi-Fi Bluetooth Relay Module DC 9-24V ESP32 RS485 Modbus Optically Isolated Module
AliExpress
Free shipping
折扣 51%
$3.04
$6.28
4/8-Channel ESP32 Wi-Fi Bluetooth Relay Module DC 9-24V ESP32 RS485 Modbus Optically Isolated Module
AliExpress
$12.09
$23.48
ESP32 WIFI Bluetooth-Compatible BLE Relay Module DC 5-30/60V ESP32-WROOM Development Board Secondary
AliExpress
Free shipping
折扣 48%
$12.09
$23.48
ESP32 WIFI Bluetooth-Compatible BLE Relay Module DC 5-30/60V ESP32-WROOM Development Board Secondary
AliExpress
$9.66
$13.80
ESP32E Module Wifi Bluetooth 4 Way Relay Development Board With AC 220V 30A Support Secondary
AliExpress
折扣 30%
$9.66
$13.80
ESP32E Module Wifi Bluetooth 4 Way Relay Development Board With AC 220V 30A Support Secondary
AliExpress
$18.07
$38.13
DC 9-24V 4 8 Channel Relay Module ESP32 WIFI Bluetooth Development Board RS485 Modbus Optocoupler
AliExpress
Free shipping
折扣 52%
$18.07
$38.13
DC 9-24V 4 8 Channel Relay Module ESP32 WIFI Bluetooth Development Board RS485 Modbus Optocoupler
AliExpress
$19.42
ESP32 Dual 30A Relay Module Bluetooth Wifi Development Board AC220V Power Supply
AliExpress
Free shipping
$19.42
ESP32 Dual 30A Relay Module Bluetooth Wifi Development Board AC220V Power Supply
AliExpress
$8.89
ESP32 Relay Module AC / DC Power Supply Wifi Bluetooth BLE 2 Channel / 4 Channel Relay Module ESP32
AliExpress
$8.89
ESP32 Relay Module AC / DC Power Supply Wifi Bluetooth BLE 2 Channel / 4 Channel Relay Module ESP32
AliExpress
$14.38
2/4-Way MOS Switch Module DC 5-60V ESP32 Single-Way Relay Module ESP32-32E Module WIFI Bluetooth
Aliexpress
Free shipping
$14.38
2/4-Way MOS Switch Module DC 5-60V ESP32 Single-Way Relay Module ESP32-32E Module WIFI Bluetooth
Aliexpress
$9.55
$18.72
ESP32 WIFI Bluetooth-Compatible Relay Module - 1/2/4/8 Channels, AC90-250V/DC5-30V Development Board
AliExpress
Free shipping
折扣 48%
$9.55
$18.72
ESP32 WIFI Bluetooth-Compatible Relay Module - 1/2/4/8 Channels, AC90-250V/DC5-30V Development Board
AliExpress
$0.91
$1.27
DC 9-24V 4-Channel/8-Channel ESP32 RS485 Modbus Wifi Bluetooth Relay Optocoupler Isolation Module
AliExpress
折扣 28%
$0.91
$1.27
DC 9-24V 4-Channel/8-Channel ESP32 RS485 Modbus Wifi Bluetooth Relay Optocoupler Isolation Module
AliExpress
$102.99
$215.00
Rugged 8 Channel ESP32 S3 Wifi Relay Module With Onboard RS485, Poe Ethernet Port, Digital Inputs, Bluetooth Remote Control, Isolation Protection, And
VXB.com
Free shipping
折扣 52%
$102.99
$215.00
Rugged 8 Channel ESP32 S3 Wifi Relay Module With Onboard RS485, Poe Ethernet Port, Digital Inputs, Bluetooth Remote Control, Isolation Protection, And
VXB.com
$10.61
$21.21
DC 9-24V Relay Module 4-Channel/8-Channel ESP32 RS485 Modbus WIFI Bluetooth Relay Optocoupler
AliExpress
折扣 49%
$10.61
$21.21
DC 9-24V Relay Module 4-Channel/8-Channel ESP32 RS485 Modbus WIFI Bluetooth Relay Optocoupler
AliExpress
$18.18
$18.26
ESP32 WIFI Wireless Relay Module Bluetooth Dual Relay Module AC 90-250V Power Supply ESP Development
AliExpress
Free shipping
$18.18
$18.26
ESP32 WIFI Wireless Relay Module Bluetooth Dual Relay Module AC 90-250V Power Supply ESP Development
AliExpress
$9.18
$19.38
AC90-250V ESP32 Wifi Bluetooth Single Relay Switch Module Board ESP32 Development Board 4m Byte
AliExpress
折扣 52%
$9.18
$19.38
AC90-250V ESP32 Wifi Bluetooth Single Relay Switch Module Board ESP32 Development Board 4m Byte
AliExpress
$33.68
$33.89
DC 12V 8 Channel Relay Module Bluetooth Wireless Control Switch For Android Smart Mobile Phone App
AliExpress
Free shipping
$33.68
$33.89
DC 12V 8 Channel Relay Module Bluetooth Wireless Control Switch For Android Smart Mobile Phone App
AliExpress
$17.34
ESP32 Relay Development Board AC / DC Power Supply Wifi Bluetooth BLE 4 Channel Relay Module ESP32
AliExpress
Free shipping
$17.34
ESP32 Relay Development Board AC / DC Power Supply Wifi Bluetooth BLE 4 Channel Relay Module ESP32
AliExpress
$18.31
AC220V/DC5-30V ESP32 WIFI Bluetooth BLE Four-Channel Relay Module I/O Port ESP32-WROOM Development
AliExpress
Free shipping
$18.31
AC220V/DC5-30V ESP32 WIFI Bluetooth BLE Four-Channel Relay Module I/O Port ESP32-WROOM Development
AliExpress
$6.03
$8.26
ESP32-C6 WIFI Bluetooth Development Board Module DC 5-60V 1-Channel Relay Module Type C DIY
AliExpress
折扣 26%
$6.03
$8.26
ESP32-C6 WIFI Bluetooth Development Board Module DC 5-60V 1-Channel Relay Module Type C DIY
AliExpress
$8.90
AC Powered ESP32 Wifi Bluetooth Ble Single Relay Module ESP32 Development Board I/O Port UART
AliExpress
$8.90
AC Powered ESP32 Wifi Bluetooth Ble Single Relay Module ESP32 Development Board I/O Port UART
AliExpress
$8.75
$17.03
AC 220V/DC 5-30V Power Supply ESP32 WIFI Bluetooth BLE Four-Way Relay Module ESP32 Development Board
AliExpress
折扣 48%
$8.75
$17.03
AC 220V/DC 5-30V Power Supply ESP32 WIFI Bluetooth BLE Four-Way Relay Module ESP32 Development Board
AliExpress
$6.94
ESP32 WIFI Bluetooth BLE 1/2/4/8 Channel Relay Module ESP32-WROOM Development Board Accessories
AliExpress
$6.94
ESP32 WIFI Bluetooth BLE 1/2/4/8 Channel Relay Module ESP32-WROOM Development Board Accessories
AliExpress
$18.74
$27.15
ES32C14 Wifi Relay Module DC 12V 24V ESP32 Board With ADC DAC IO For Arduino PLC Smart Home Iot
AliExpress
折扣 30%
$18.74
$27.15
ES32C14 Wifi Relay Module DC 12V 24V ESP32 Board With ADC DAC IO For Arduino PLC Smart Home Iot
AliExpress
$8.41
$20.52
X11A 12V 4CH Remote Control Switch Bluetooth Relay Module For Android Mobile Motor LED Light DIY
AliExpress
折扣 59%
$8.41
$20.52
X11A 12V 4CH Remote Control Switch Bluetooth Relay Module For Android Mobile Motor LED Light DIY
AliExpress
$6.66
$8.88
Type-C DC 5-60V 1 Channel Relay Module Onboard ESP32-C6 Wifi Bluetooth-Compatible 5.3 Development
AliExpress
Free shipping
折扣 25%
$6.66
$8.88
Type-C DC 5-60V 1 Channel Relay Module Onboard ESP32-C6 Wifi Bluetooth-Compatible 5.3 Development
AliExpress
$6.83
$20.69
AC 220V Relay Module ESP32 WIFI Bluetooth AC-DC Dual Relay Switch Control Power Supply ESP32
AliExpress
折扣 66%
$6.83
$20.69
AC 220V Relay Module ESP32 WIFI Bluetooth AC-DC Dual Relay Switch Control Power Supply ESP32
AliExpress
$16.98
$56.61
ESP32-S3-RS485-CAN 1-Channel Wifi Bluetooth Relay ESP32 Control Development Board RS485 CAN
AliExpress
折扣 70%
$16.98
$56.61
ESP32-S3-RS485-CAN 1-Channel Wifi Bluetooth Relay ESP32 Control Development Board RS485 CAN
AliExpress
Arduino Bluetooth Relay Control | Bluetooth Relay Switch
5:24
YouTubeAhmad Logs
Arduino Bluetooth Relay Control | Bluetooth Relay Switch
In this video, I will show you how to make Bluetooth home automation control at home, which means you can control the home appliance from your mobile with an android app. In this Arduino Bluetooth relay control project I am using hc05 Bluetooth module, 2 channel relay module and Arduino UNO. You can also say it is a Bluetooth relay switch
已浏览 3万 次2021年4月6日
短视频
Control 8 relay channels wirelessly using Arduino UNO and Bluetooth
0:32
已浏览 565 次
Control 8 relay channels wirelessly using Arduino UNO and Bluetooth
Arduino Expert
DIY Arduino Motor Relay Projects with bluetooth #diy #arduino #relay
0:35
已浏览 966 次
DIY Arduino Motor Relay Projects with bluetooth #diy #arduino #relay
TomStell
相关产品
Bluetooth Relay Switch
Arduino Bluetooth Module
Relay Board for Arduino
#Arduino Projects
Top 10 arduino projects 2024 | Arduino projects for beginners | Arduino project
Top 10 arduino projects 2024 | Arduino projects for beginners | Arduino project
YouTube2024年3月27日
Top 15 Arduino Projects of 2025!
Top 15 Arduino Projects of 2025!
YouTube4 个月之前
热门视频
How to use Bluetooth control Relay with Arduino.
9:00
How to use Bluetooth control Relay with Arduino.
YouTubeElectronics Lab
已浏览 1.2万 次2021年7月13日
How to make Arduino Bluetooth Relay Light Control
6:40
How to make Arduino Bluetooth Relay Light Control
YouTubeLearn with Zoolnurain
已浏览 1569 次2023年8月11日
Arduino Bluetooth Controlled Relay Using HC05 And Arduino - Zero Electronics
2:59
Arduino Bluetooth Controlled Relay Using HC05 And Arduino - Zero Electronics
YouTubeZero Electronics
已浏览 347 次4 个月之前
Arduino Tutorial
Arduino Course for Everybody
10:28:56
Arduino Course for Everybody
YouTubefreeCodeCamp.org
已浏览 166.4万 次2023年11月8日
Arduino Tutorial 1: Setting Up and Programming the Arduino for Absolute Beginners
23:50
Arduino Tutorial 1: Setting Up and Programming the Arduino for Absolute Beginners
YouTubePaul McWhorter
已浏览 312.6万 次2019年5月31日
Arduino MASTERCLASS | Full Programming Workshop in 90 Minutes!
1:25:31
Arduino MASTERCLASS | Full Programming Workshop in 90 Minutes!
YouTubeProgramming Electronics
已浏览 365.9万 次2022年7月22日
How to use Bluetooth control Relay with Arduino.
9:00
How to use Bluetooth control Relay with Arduino.
已浏览 1.2万 次2021年7月13日
YouTubeElectronics Lab
How to make Arduino Bluetooth Relay Light Control
6:40
在视频中查找 05:25Installing Arduino Bluetooth Controller App
How to make Arduino Bluetooth Relay Light Control
已浏览 1569 次2023年8月11日
YouTubeLearn with Zoolnurain
Arduino Bluetooth Controlled Relay Using HC05 And Arduino - Zero Electronics
2:59
Arduino Bluetooth Controlled Relay Using HC05 And Arduino - Zero El…
已浏览 347 次4 个月之前
YouTubeZero Electronics
HC-05 Bluetooth module Arduino project with HC-05 tutorial 4 channel Relay Module Arduino Connection
9:57
在视频中查找 01:09Using Horizontal Relay Module
HC-05 Bluetooth module Arduino project with HC-05 tutorial 4 chan…
已浏览 1.6万 次2022年1月31日
YouTubeRussel Electronics
Home Automation with Arduino, Bluetooth | How to control Relay using Arduino & Bluetooth from Mobile
21:55
Home Automation with Arduino, Bluetooth | How to control Relay u…
已浏览 923 次2022年3月16日
YouTubeINOVATRIX
Control 8 relay channels wirelessly using Arduino UNO and Bluetooth
0:32
Control 8 relay channels wirelessly using Arduino UNO and Bluetooth
已浏览 565 次4 个月之前
YouTubeArduino Expert
Home Automation using Arduino Bluetooth IR Remote control relay with EEPROM | Arduino Projects 2022
10:32
在视频中查找 00:30Bluetooth App Demonstration
Home Automation using Arduino Bluetooth IR Remote control relay …
已浏览 5.2万 次2022年1月16日
YouTubeTech StudyCell
20:43
Arduino and Android Bluetooth Relay Control (Tutorial)
已浏览 7万 次2016年8月6日
YouTubeliney118
0:59
Control Arduino via Bluetooth HC-05 — LED & Relay Demo #arduino #b…
已浏览 1231 次2024年9月1日
YouTubeOmArTronics plus
0:35
DIY Arduino Motor Relay Projects with bluetooth #diy #arduino #relay
已浏览 966 次2024年2月24日
YouTubeTomStell
10:24
Arduino Voice Controlled Relay | Home Automation | Bluetooth
已浏览 3.6万 次2019年10月20日
YouTubeViral Science - The home of Creativity
Arduino – Bluetooth 4 Channel Relay App
2023年6月29日
arduino.cc
5:37
在视频中查找 01:17Connecting the Relay Module
Transforming Your Home With Hc-05 Home Automation Technology …
已浏览 3361 次2024年9月16日
YouTubeMohsin Kamal
7:22
HC-05 Bluetooth Module with Arduino | Controlling 12V DC Fan …
已浏览 1万 次2024年10月6日
YouTubePlay With Circuit
0:09
Arduino with Relay and Bluetooth HC-06 #akramslab #arduino #proje…
已浏览 1.2万 次2024年4月13日
YouTubeAkram's Lab - مختبر اكرم
21:29
Home Automation using arduino bluetooth | Smart Home | Manual a…
已浏览 29.4万 次2021年4月11日
YouTubeSL IDEAS
11:52
Control Lights Fan with Mobile Bluetooth and IR remote | Home A…
已浏览 3.7万 次2019年8月18日
YouTubeTech StudyCell
3:02
How To Control Led Using HC-05 Bluetooth Module With Arduino Uno
已浏览 7994 次7 个月之前
YouTubeNics Lab
30:04
Bluetooth control 8 channel relay light chaser | AC 230v patterns | S…
已浏览 5704 次2023年4月30日
YouTubeSL IDEAS
12:11
How to Interface HC-05 Bluetooth Module with Arduino (Step-by-Step)
已浏览 1337 次3 个月之前
YouTubeElectro Nerds Academy
12:38
The Easiest Way to Add Bluetooth to Arduino & ESP8266 with RYB2340
已浏览 1472 次2025年4月14日
YouTubeTaste The Code
10:30
在视频中查找 09:11Pairing the Bluetooth Module
Arduino Tutorial 26- Setting up and Using the HC-05 Bluetooth Module
已浏览 1.9万 次2021年12月24日
YouTubeDIY TechRush
29:32
在视频中查找 14:01Installing Arduino IDE
How to use ESP32 WiFi and Bluetooth with Arduino IDE full de…
已浏览 11.7万 次2019年9月14日
YouTubeRobojax
22:10
在视频中查找 10:38Uploading Code to Arduino
DIY Smart Home Appliance Control Via bluetooth
已浏览 36.8万 次2020年11月28日
YouTubeMuhammad Ansar
31:11
在视频中查找 05:145V Relay Module
1 x Light Bulb ESP32 Smart Home System w/Bluetooth, 5V Relay Mo…
已浏览 6.6万 次2020年3月9日
YouTubePaul Marriott - CHANNEL of STUFF
3:32
Home Automation using Arduino and Bluetooth | HC05 | HC06 | Ard…
已浏览 1.2万 次2021年5月29日
YouTubeElectronics University
9:26
在视频中查找 05:56Controlling the Arduino via Bluetooth
Arduino and HC-05 Bluetooth Module Tutorial | Android Smartph…
已浏览 73.1万 次2016年2月29日
YouTubeHow To Mechatronics
2:15
How does work BLUETOOTH MODULE | BLUETOOTH MODULE …
已浏览 1.2万 次2020年7月25日
YouTubeSriTu Hobby
2:50
Control DC Motor with Bluetooth & Relay Module | HC-05 & BlueBot A…
已浏览 1452 次2025年1月25日
YouTubeRiyas Bin Umar
观看更多视频
静态缩略图占位符

购买 arduino bluetooth relay

广告
关于我们的广告
$4.68
$8.50
DC 5V Single Channel Relay Module Bluetooth Proximity Switch Module 1 Channel Relay Module
AliExpress
折扣 44%
$4.68
$8.50
DC 5V Single Channel Relay Module Bluetooth Proximity Switch Module 1 Channel Relay Module
AliExpress
$15.39
$21.98
4 Channel Relay Module 30A DC7-28/5V WIFI Bluetooth Relay Module ESP32-WROOM Development Board
AliExpress
折扣 29%
$15.39
$21.98
4 Channel Relay Module 30A DC7-28/5V WIFI Bluetooth Relay Module ESP32-WROOM Development Board
AliExpress
$8.34
$16.90
DC 5-30V Single Relay Module Bluetooth Proximity Switch Module With APP/Mini Program, Serial Port,
AliExpress
折扣 50%
$8.34
$16.90
DC 5-30V Single Relay Module Bluetooth Proximity Switch Module With APP/Mini Program, Serial Port,
AliExpress
$5.32
$6.52
DC 5-60V ESP32 2/4-Way MOS Switch Module Single-Way Relay Module ESP32-32E Module WIFI Bluetooth
AliExpress
折扣 18%
$5.32
$6.52
DC 5-60V ESP32 2/4-Way MOS Switch Module Single-Way Relay Module ESP32-32E Module WIFI Bluetooth
AliExpress
$6.44
$10.44
ESP32 5V 12V Relay Board Dual Channel Wireless WIFI Relay Module ESP32 Development Board DC5-60V For
AliExpress
折扣 38%
$6.44
$10.44
ESP32 5V 12V Relay Board Dual Channel Wireless WIFI Relay Module ESP32 Development Board DC5-60V For
AliExpress
$8.00
$11.59
1 Channel Relay Module Bluetooth 4.0 BLE For Arduino Android Ios IOT Smart Home Switch
AliExpress
折扣 30%
$8.00
$11.59
1 Channel Relay Module Bluetooth 4.0 BLE For Arduino Android Ios IOT Smart Home Switch
AliExpress
$6.75
DC5-30V Single Channel Relay Module Bluetooth Proximity Switch Module 1 Channel Relay Module
AliExpress
$6.75
DC5-30V Single Channel Relay Module Bluetooth Proximity Switch Module 1 Channel Relay Module
AliExpress
$1.15
$1.59
4/8Way ESP32 RS485 Modbus WIFI Bluetooth Relay Module DC 9-24V Optocoupler Isolated Relay Module
AliExpress
折扣 27%
$1.15
$1.59
4/8Way ESP32 RS485 Modbus WIFI Bluetooth Relay Module DC 9-24V Optocoupler Isolated Relay Module
AliExpress
$0.25
$0.50
DC 9-24V 4-Channel/8-Channel Relay Module Esp32 Rs485 Modbus Wifi Bluetooth Relay Optocoupler
AliExpress
Free shipping
折扣 50%
$0.25
$0.50
DC 9-24V 4-Channel/8-Channel Relay Module Esp32 Rs485 Modbus Wifi Bluetooth Relay Optocoupler
AliExpress
$3.16
$6.38
ESP32 RS485 Modbus Wifi Bluetooth Relay Optocoupler Isolation Module Tyep C 4/8 Channel Relay Module
AliExpress
Free shipping
折扣 50%
$3.16
$6.38
ESP32 RS485 Modbus Wifi Bluetooth Relay Optocoupler Isolation Module Tyep C 4/8 Channel Relay Module
AliExpress
$7.31
$14.20
ESP32 WIFI Bluetooth-Compatible BLE Relay Module DC 5-30/60V Power Supply Module 1/2/8 Channel
AliExpress
Free shipping
折扣 48%
$7.31
$14.20
ESP32 WIFI Bluetooth-Compatible BLE Relay Module DC 5-30/60V Power Supply Module 1/2/8 Channel
AliExpress
$3.04
$6.28
4/8-Channel ESP32 Wi-Fi Bluetooth Relay Module DC 9-24V ESP32 RS485 Modbus Optically Isolated Module
AliExpress
Free shipping
折扣 51%
$3.04
$6.28
4/8-Channel ESP32 Wi-Fi Bluetooth Relay Module DC 9-24V ESP32 RS485 Modbus Optically Isolated Module
AliExpress
$12.09
$23.48
ESP32 WIFI Bluetooth-Compatible BLE Relay Module DC 5-30/60V ESP32-WROOM Development Board Secondary
AliExpress
Free shipping
折扣 48%
$12.09
$23.48
ESP32 WIFI Bluetooth-Compatible BLE Relay Module DC 5-30/60V ESP32-WROOM Development Board Secondary
AliExpress
$9.66
$13.80
ESP32E Module Wifi Bluetooth 4 Way Relay Development Board With AC 220V 30A Support Secondary
AliExpress
折扣 30%
$9.66
$13.80
ESP32E Module Wifi Bluetooth 4 Way Relay Development Board With AC 220V 30A Support Secondary
AliExpress
$18.07
$38.13
DC 9-24V 4 8 Channel Relay Module ESP32 WIFI Bluetooth Development Board RS485 Modbus Optocoupler
AliExpress
Free shipping
折扣 52%
$18.07
$38.13
DC 9-24V 4 8 Channel Relay Module ESP32 WIFI Bluetooth Development Board RS485 Modbus Optocoupler
AliExpress
$19.42
ESP32 Dual 30A Relay Module Bluetooth Wifi Development Board AC220V Power Supply
AliExpress
Free shipping
$19.42
ESP32 Dual 30A Relay Module Bluetooth Wifi Development Board AC220V Power Supply
AliExpress
$8.89
ESP32 Relay Module AC / DC Power Supply Wifi Bluetooth BLE 2 Channel / 4 Channel Relay Module ESP32
AliExpress
$8.89
ESP32 Relay Module AC / DC Power Supply Wifi Bluetooth BLE 2 Channel / 4 Channel Relay Module ESP32
AliExpress
$14.38
2/4-Way MOS Switch Module DC 5-60V ESP32 Single-Way Relay Module ESP32-32E Module WIFI Bluetooth
Aliexpress
Free shipping
$14.38
2/4-Way MOS Switch Module DC 5-60V ESP32 Single-Way Relay Module ESP32-32E Module WIFI Bluetooth
Aliexpress