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Arduino connect relay module

(902 products available)

2025-12-01
12V Raindrop Controller <strong>Module</strong> with <strong>Relay</strong> Leaf Surface Humidity No Water <strong>Connection</strong> SwitchProduct Usagenbsp nbsp <strong>Arduino</strong> robot k - Product Image 1
12V Raindrop Controller <strong>Module</strong> with <strong>Relay</strong> Leaf Surface Humidity No Water <strong>Connection</strong> SwitchProduct Usagenbsp nbsp <strong>Arduino</strong> robot k - Product Image 2

12V Raindrop Controller Module with Relay Leaf Surface Humidity No Water Connection SwitchProduct Usagenbsp nbsp Arduino robot k

Ready to Ship
$0.79
Min. order: 1 piece
Mini USB 5A 1 Channel Delay Timer <strong>Relay</strong> <strong>Module</strong> Cycle ON/OFF timer Delay Power Off Trigger Switch <strong>Module</strong> 6~30V 12V 24V HW-516 - Product Image 1
Mini USB 5A 1 Channel Delay Timer <strong>Relay</strong> <strong>Module</strong> Cycle ON/OFF timer Delay Power Off Trigger Switch <strong>Module</strong> 6~30V 12V 24V HW-516 - Product Image 2
Mini USB 5A 1 Channel Delay Timer <strong>Relay</strong> <strong>Module</strong> Cycle ON/OFF timer Delay Power Off Trigger Switch <strong>Module</strong> 6~30V 12V 24V HW-516 - Product Image 3
Mini USB 5A 1 Channel Delay Timer <strong>Relay</strong> <strong>Module</strong> Cycle ON/OFF timer Delay Power Off Trigger Switch <strong>Module</strong> 6~30V 12V 24V HW-516 - Product Image 4
Mini USB 5A 1 Channel Delay Timer <strong>Relay</strong> <strong>Module</strong> Cycle ON/OFF timer Delay Power Off Trigger Switch <strong>Module</strong> 6~30V 12V 24V HW-516 - Product Image 5
Mini USB 5A 1 Channel Delay Timer <strong>Relay</strong> <strong>Module</strong> Cycle ON/OFF timer Delay Power Off Trigger Switch <strong>Module</strong> 6~30V 12V 24V HW-516 - Product Image 6

Mini USB 5A 1 Channel Delay Timer Relay Module Cycle ON/OFF timer Delay Power Off Trigger Switch Module 6~30V 12V 24V HW-516

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$0.70-0.85
Min. order: 5 pieces
Stock ESP8266 ESP-01S 5V WiFi <strong>Relay</strong> <strong>Module</strong> ESP01S Wireless WIFI <strong>Module</strong> - Product Image 1
Stock ESP8266 ESP-01S 5V WiFi <strong>Relay</strong> <strong>Module</strong> ESP01S Wireless WIFI <strong>Module</strong> - Product Image 2
Stock ESP8266 ESP-01S 5V WiFi <strong>Relay</strong> <strong>Module</strong> ESP01S Wireless WIFI <strong>Module</strong> - Product Image 3
Stock ESP8266 ESP-01S 5V WiFi <strong>Relay</strong> <strong>Module</strong> ESP01S Wireless WIFI <strong>Module</strong> - Product Image 4
Stock ESP8266 ESP-01S 5V WiFi <strong>Relay</strong> <strong>Module</strong> ESP01S Wireless WIFI <strong>Module</strong> - Product Image 5
Stock ESP8266 ESP-01S 5V WiFi <strong>Relay</strong> <strong>Module</strong> ESP01S Wireless WIFI <strong>Module</strong> - Product Image 6

Stock ESP8266 ESP-01S 5V WiFi Relay Module ESP01S Wireless WIFI Module

Ready to Ship
$0.59-1.28
$0.66-1.42
-10%
Min. order: 1 piece
Original Compatible ATmega328P Development Board with USB Cable DIY Robotics Projects Electronic <strong>Modules</strong> and Kit CKXduino R3 - Product Image 1
Original Compatible ATmega328P Development Board with USB Cable DIY Robotics Projects Electronic <strong>Modules</strong> and Kit CKXduino R3 - Product Image 2
Original Compatible ATmega328P Development Board with USB Cable DIY Robotics Projects Electronic <strong>Modules</strong> and Kit CKXduino R3 - Product Image 3
Original Compatible ATmega328P Development Board with USB Cable DIY Robotics Projects Electronic <strong>Modules</strong> and Kit CKXduino R3 - Product Image 4
Original Compatible ATmega328P Development Board with USB Cable DIY Robotics Projects Electronic <strong>Modules</strong> and Kit CKXduino R3 - Product Image 5
Original Compatible ATmega328P Development Board with USB Cable DIY Robotics Projects Electronic <strong>Modules</strong> and Kit CKXduino R3 - Product Image 6

Original Compatible ATmega328P Development Board with USB Cable DIY Robotics Projects Electronic Modules and Kit CKXduino R3

Ready to Ship
$2.92-3.20
Min. order: 10 pieces
HC-05 HC05 Master-Slave All-in-One <strong>Module</strong> With 6pins Converter and AdapterTransparent Communication Development Board - Product Image 1
HC-05 HC05 Master-Slave All-in-One <strong>Module</strong> With 6pins Converter and AdapterTransparent Communication Development Board - Product Image 2
HC-05 HC05 Master-Slave All-in-One <strong>Module</strong> With 6pins Converter and AdapterTransparent Communication Development Board - Product Image 3
HC-05 HC05 Master-Slave All-in-One <strong>Module</strong> With 6pins Converter and AdapterTransparent Communication Development Board - Product Image 4
HC-05 HC05 Master-Slave All-in-One <strong>Module</strong> With 6pins Converter and AdapterTransparent Communication Development Board - Product Image 5
HC-05 HC05 Master-Slave All-in-One <strong>Module</strong> With 6pins Converter and AdapterTransparent Communication Development Board - Product Image 6

HC-05 HC05 Master-Slave All-in-One Module With 6pins Converter and AdapterTransparent Communication Development Board

Ready to Ship
$1.85-5.37
Min. order: 10 pieces
5V 4 Channel <strong>Relay</strong> Board <strong>Module</strong> with Optocoupler 4 Way <strong>Relay</strong> <strong>Module</strong> for <strong>Arduino</strong> Raspberry Pi DIY Electronics Control - Product Image 1
5V 4 Channel <strong>Relay</strong> Board <strong>Module</strong> with Optocoupler 4 Way <strong>Relay</strong> <strong>Module</strong> for <strong>Arduino</strong> Raspberry Pi DIY Electronics Control - Product Image 2
5V 4 Channel <strong>Relay</strong> Board <strong>Module</strong> with Optocoupler 4 Way <strong>Relay</strong> <strong>Module</strong> for <strong>Arduino</strong> Raspberry Pi DIY Electronics Control - Product Image 3
5V 4 Channel <strong>Relay</strong> Board <strong>Module</strong> with Optocoupler 4 Way <strong>Relay</strong> <strong>Module</strong> for <strong>Arduino</strong> Raspberry Pi DIY Electronics Control - Product Image 4
5V 4 Channel <strong>Relay</strong> Board <strong>Module</strong> with Optocoupler 4 Way <strong>Relay</strong> <strong>Module</strong> for <strong>Arduino</strong> Raspberry Pi DIY Electronics Control - Product Image 5
5V 4 Channel <strong>Relay</strong> Board <strong>Module</strong> with Optocoupler 4 Way <strong>Relay</strong> <strong>Module</strong> for <strong>Arduino</strong> Raspberry Pi DIY Electronics Control - Product Image 6

5V 4 Channel Relay Board Module with Optocoupler 4 Way Relay Module for Arduino Raspberry Pi DIY Electronics Control

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$0.88-1.65
KEYESTUDIO Dual 5v 2 Channel <strong>Relay</strong> Shield Board <strong>Module</strong> for <strong>Arduino</strong> for microbit - Product Image 1
KEYESTUDIO Dual 5v 2 Channel <strong>Relay</strong> Shield Board <strong>Module</strong> for <strong>Arduino</strong> for microbit - Product Image 2
KEYESTUDIO Dual 5v 2 Channel <strong>Relay</strong> Shield Board <strong>Module</strong> for <strong>Arduino</strong> for microbit - Product Image 3
KEYESTUDIO Dual 5v 2 Channel <strong>Relay</strong> Shield Board <strong>Module</strong> for <strong>Arduino</strong> for microbit - Product Image 4
KEYESTUDIO Dual 5v 2 Channel <strong>Relay</strong> Shield Board <strong>Module</strong> for <strong>Arduino</strong> for microbit - Product Image 5
KEYESTUDIO Dual 5v 2 Channel <strong>Relay</strong> Shield Board <strong>Module</strong> for <strong>Arduino</strong> for microbit - Product Image 6

KEYESTUDIO Dual 5v 2 Channel Relay Shield Board Module for Arduino for microbit

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$1.52-2.42
Min. order: 2 pieces
YC UNO-R3 development board official version ATmega328P microcontroller <strong>module</strong> 16U2 development learning control - Product Image 1
YC UNO-R3 development board official version ATmega328P microcontroller <strong>module</strong> 16U2 development learning control - Product Image 2
YC UNO-R3 development board official version ATmega328P microcontroller <strong>module</strong> 16U2 development learning control - Product Image 3
YC UNO-R3 development board official version ATmega328P microcontroller <strong>module</strong> 16U2 development learning control - Product Image 4
YC UNO-R3 development board official version ATmega328P microcontroller <strong>module</strong> 16U2 development learning control - Product Image 5
YC UNO-R3 development board official version ATmega328P microcontroller <strong>module</strong> 16U2 development learning control - Product Image 6

YC UNO-R3 development board official version ATmega328P microcontroller module 16U2 development learning control

Ready to Ship
$4.20-4.50
Min. order: 10 pieces

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