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This is a 100% Brand New and high quality USB Relay. This USB controlled relay Board with 2 channels is used the HID technology,so there is no need to install any driver in windows system.It's convenient and very easy to use. This module is ideal for :
1. Robotics Control
2. Home automation
3. Control doors and windows via windows system
4. Controller power supply
Relay Type: 5V Relay
Contack Type:NC/ COM/ NO
Input Voltage :DC 5V
Support WIN7, XP 32 -bit systems
2 X USB Channel
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