5V/12V USB Relay 1/2/4/8 CH Programmable Computer Control Relay For Smart Home
ab 4,27 €
Dll, usb_relay_device. lib, usb_relay_device. It’s used the HID technology, so no need to install any driver in windows system and you can easy to use. Songle 5V Relay. 1 Channel 5V. Support WIN7, XP 32 -bit systems.
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