About this item
- The module uses HID technology, without any driver, plug and play. Support WIN 10 ， 7, XP 32-bit, 64-bit system, easy to use simple.
- Onboard square USB interface, stable connection; use of high-performance USB control chip; use dedicated relay driver chip ULN2803, relay work more stable;
- Power outlet and terminal, two access power mode convenient and flexible. After connecting the power, even if the computer shut down or USB from the computer pull out, the relay can also maintain the set state.
- 【NOTE: The 1-Channel 2-Channel module does not require an external power supply. 4-Channel 8-Channel modules require an external module power supply. 】
- PCB size: 71.6mm * 65.3mm, fixed hole size: 3mm, fixed hole center moment: 67.4mm * 61.3mm.
- 5V 4-Channel
| Brand | UNKNOWN |
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