Shenzhen Shanhai Technology Ltd.
Shenzhen Shanhai Technology Ltd. Professional GSM GPRS modem and module GPS module manufacture. We supply high quality products, competitive price, and 5 star customer service
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Arduino 4 relay expansion board relay module electronic building blocks
Description:
4 relay expansion board can control various home appliances, and high currentloads.
Features
The use of high-current relay, AC250V 10A DC30V 10A
Contact part of the independent wiring, safe and reliable
Standard interface, can be extended in a variety of development board
Electronic building blocks reserved Arduino 3PIN standard interface for easyconnection
With screw holes for easy installation
A variety of platforms for 51/AVR/AVR/ARM