2.1mm Power Jack 12V DC (Center Positive) 500ma 5VDC Switcher ...

I/O Connectors

Relay Status LEDs GND GP7

GP6

GND GP5 GP4

GND GP3

GP2

Arduino Micro Port

GND +5V 400ma

I²C Output to Next Device

SDA SCL

DPDT Relay Port 12V DC Power Connector

2.1mm Power Jack 12V DC (Center Positive)

Power LED Address Jumper

CONNECTOR PINOUTS FOR 3A/5A DPDT RELAY

500ma 5VDC Switcher Power Supply

UR Relay Rating: 5A@125VAC 5A@28VDC

Relay Warranty Rating: Switch 1

Switch 2

5A@240VAC 5A@24VDC