Usb relay module

5V-30V Delay Relay Timer Module Trigger Delay Switch Micro USB Power Adjustable Relay Module

ESP32 3.5in Capacitive Touch Screen Board with 5V Relay USB Expansion Port WIFI Bluetooth

USB Drive Free Relay Module 8 Channel 5V Stable Intelligent Control Relay Board for Mechatronics

UD23A08 USB Relay Module MultiFunction 8 Channel UART Serial Port Motor Computer Control Module(DC5V )

12V 8 Channel Computer USB Controller Switch Relay Module PC Smart Controller

DC 36V HID USB Control Switch Relay Module Drive Free Computer PC Control Relay Module Expansion Board

Relay Module 16 Channel 936V USB Controlled SPDT Switch Relay Module OptoIsolated Board

16 Channel Relay Board USB Serial Port Control Switch SPDT Relay Module for ON OFF Electrical

Relay Board Cycle Timing Circuit Switch Timer Delay Trigger Module 6‑30V Micro USB 5V

6 Channel USB Relay Module Modes Adjustable HID Drive Free USB Relay Board for Home Farm 24V

5V USB Control Switch 2 Channel Relay Module Computer PC Intelligent Control SwitchUSB Control Switch

8 Channel 12VDC Type B USB Relay Board Module Controller for Automation Robotics

USB Relay Module Control Switch LCUS‑1 Type DC 5V with High Performance Control Chip

2Pcs Relay Module 2 Channel 5V Plug and Play USB PC Intelligent Control Electric Relay

8 Channel Relay Module DC12V UART Serial Port Switch PLC Motor LED Computer Remote Control Multi Function USB Controller

USB Relay Module MCU PC USB Smart Control Switch Jog Self Locking

LCSC LCUS-8 Eight-Channel USB Relay Module Smart Control Switch

4 Channel 12V Computer USB Smart Switch Controller PC Relay Module Expansion Board

4 Channel 24V Computer USB Smart Switch Controller PC Relay Drive Module Expansion Board

2 Channel 5V Computer USB Smart Switch Controller PC Relay Drive Module Expansion Board

USB Relay Module 3 Channel Type C To Serial Port Control Relay Module with Overcurrent Optocoupler Protections

LCUS 1 USB Relay Module Intelligent USB Switch Control Module

8 Channel 5V Computer USB Intelligent Control Switch Relay Module Free Driver

USB Relay Module 2 Channel 5V Smart Serial Control Intelligent Optical Coupling Protecting TYPE C Interface

Multi Functional 16 Channel DC 5V USB Relay Module Switch Control By Computer

8-channel 12V Computer USB Intelligent Control Switch Relay Module Free Driver

USB Relay Industrial Grade Optocoupler Isolation 12Mbps Transfer Speed USB TTL Control 8 Channel

8 Channel 5V USB Relay Module Control Board Type C Interface Optocoupler Protective Chip USB Smart

1 Channel Relay Module USB To Serial Control Module with Type C Interface Overcurrent and

LCUS-4 Four-Channel USB Relay Module USB Smart Control Switch USB Computer Switch

HID Driver-Free USB Computer USB Control Switch 4-Channel 5V Relay Module PC Smart Control Plug-and-Play

LCUS-2 Dual-Channel 2-Channel USB Relay Module USB Computer Serial Smart Control Switch

4 Channel Relay Industrial Grade Optocoupler Isolation Guide Rail USB TTL Control Relay Module

LCUS-1 DC USB Relay Module Computer Serial Control Switch PC Smart Controller

New LCUS-1 USB Relay Module USB Smart Control Switch

LCUS USB Relay Module Computer Serial Control Switch PC Smart Controller

LCSC LCUS-4 Four-Channel USB Relay Module Smart Control Switch New Version

LCSC LCUS-2 Dual-Channel 2-Channel USB Relay Module USB Smart Control Switch New Version

LCUS HID Driver-Free USB Computer Smart Control Switch 8-Channel 5V Relay Module

USB Relay Industrial Grade Optocoupler Isolation 2 Channel Computer Control Switch Relay Module for

USB Relay 3 Channel 5V USB TTL Control Relay Module with GD32F103C8T6 Chip LED Indicator

8 Channel Relay Module Power Isolation Photocoupler Isolation USB Port BOOT Pin Pico Relay Module

USB TTL Control Relay PRO Industrial Grade Optocoupler Isolation Universal Guide Rail One Way Relay

Relay Module WIFI 4?Channel ESP8266 Development Board for Wireless Control DC7?12V5V USB

DC5V 4 Channel Relay Module USB Computer Control Relay Switch High Performance Chip LCUS4

4 Channel USB To 340 Module Type C Interface Serial Control Relay Module Optocoupler Safety 5V

4 Channel Relay Module USB Drive Free DC Relay Board Computer Control PLC Board 3 Operating Modes 24V

5V 12V 24V USB Relay Control Switch 1 2 4 8 Channel Programmable Computer Control for Smart Home PC Smart Controller

6V~30V Trigger Delay On/Off Cycle Timer Relay Switch Module w/Digit LED Display USB 5V

USB Output Control Module 433MHz 2.4G WiFi Wireless Intelligent Mobile APP Relay Switch with Data Tr

DC 6-30V Timer Relay Programmable Delay Relay Module Cycle Timer with LED Display / 5V Micro USB, Smart Home Controller

High-performance Lcus1 USB Intelligent Control Switch Module Serial Port Control Relay Module for Street Lamp Management