DC 12V Relay Switch Module DIY Alarm System Adjustable Vibration Sensor Board
6,88 €
Error-free operation and false alarms during the boot process. The sensitivity and delay are adjustable. 1 X Relay Switch Module. Security industry level. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures.
Jetzt bei Ebay:
