Relay Module 4 M Byte Flash Programmable Keys Dual Relay Module for Secondary Development Learning DC5-60V

Features

1、Mature and Stable Module: This module supports I/O port as well as UART program download port all pinout, programmable keys and reset keys, mature and stable.
2、Safe and Harmless: The dual relay board is equipped with WiFi and BLE modules, which are harmless to human body and provide security to the operator.
3、Output Switching Signal: This relay board contains 2 way 5V relay with output switching signal, suitable for controlling loads with operating voltage of AC250V or DC30V or less.
4、Large Capacity: This dual relay module has a large enough capacity of 4M, you can use it with the actual situation.
5、Applicable Scenario: This dual relay module is suitable for secondary development learning, smart home, wireless control, etc. If you have related needs then this one is suitable for you.

Package List

1 x Module

2 x Double Row 10 PIN

1 x Double Row 6 PIN

1 x Single Wire Cover