USB Dual Relay Module
This boards control 2 relays. Each relay as 3 connections (NO, C, NC).
Each relay can switch 2A at 30VDC and 0.6A at 125VAC.
Relay 1 is controled by P0.0 and Relay 2 is controled by P0.1.
Included USB Controller Chip (partnumber 902670).
Powered and controller via the USB port.
Includes: 2M USB Mini Cable
Dimensions: 1"x2.5"
Schematic
PCB
Simple command line example