4 Channel 5V DC Relay Module. Isolated Relay Module With Screw Terminal For Arduino 4 Channels With Optocoupler Protection System for Electronics and DIY Project.

Name: 4 Channel 5V DC Relay Module. Isolated Relay Module With Screw Terminal For Arduino 4 Channels With Optocoupler Protection System for Electronics and DIY Project.
Brand: No Brand
SKU: 343690822_BD-1675845102
Availability: InStock