2 Channel Relay Module

2 Channel Electric Relay Module Relay Expansion Board with Optocoupler

USB Control Switch 2-Channel 5V Relay Module

Computer

2-Channel 24V/250V AC Relay Module

Computer

EL817 2-channel 5V 10A Relay Module

2-Channel 12V/250V AC Relay Module

Computer

TCP-KP-C2 2-Channel Network Control Relay Module

Computer

2 Channel Electric Relay Module Relay Expansion Board with Optocoupler and Accessories for Arduino

5V 2 Channel Relay Module With optocoupler For PIC AVR DSP ARM A#S0

Computer

2-channel 250VAC 30A Solid State Relay Module Board High/Low Level Trigger

Home/Family

5V 2 Channel Driver-Free USB Smart Control Switch Relay Module for PC

Gifts/Specialty

2-Channel 12V High Level Trigger Relay Module for Arduino

Electronics

2 Channel Relay Module Expansion Board Support for XXBee Expansion Control

Gifts/Specialty

5V 2 Channel Relay Module with Optocoupler Isolation High/Low Level Trigger

Home/Family

2-Channel 24V Relay Module for 51 / AVR / AVR / ARM for Arduino (Works with Official Arduino Boards)

Electronics

TCP-KP-C2 2-Channel Network Control Relay Module

Computer

12V 2-Channel Wireless Remote Power Relay Module with Double Remote Controller (DC28V-AC250V)

2 Channel 5V High Level Trigger Relay Module for (For Arduino) (Works with Official (For Arduino) Boards)

2 Channel 5V High Level Trigger Relay Module for (For Arduino) (Works with Official (For Arduino) Boards)

12V 2-Channel Wireless Remote Control Relay Module with Remote Controller (DC14V - AC125V)

12V 2-Channel Wireless Remote Control Relay Module with Remote Controller (DC28V - AC250V)