The module uses HID technology, foreign trade quality, without any driver, download the data with its own application, plug and play.
Support WIN7, XP 32-bit, 64-bit system, easy to use.
On-board square USB interface, stable connection.
Using special relay driver chip ULN2803, relay work more stable.
-level PCB production.
PCB Size: Approx. 56.5 x 24.9mm / 2.22 x 0.98inch
Fixing Hole Size: Approx. 3mm / 0.18inch
Fixing Hole Center Moment: Approx. 67.4 x 61.3mm / 2.65 x 2.41inch
1 Piece 1 Channel 5V Computer USB Control Switch Module
Please allow 1-3mm error due to manual measurement.
Pls make sure you do not mind before you bid.
Photo color might be a little different from the actual product due to color display of different monitors.
Thanks for your understanding and enjoy your shopping moment.