Refrigerator Door Warning Kit

SKU
FK911
In stock
$4.95
-
+
Overview
Keep those hydro bills down with this refrigerator door alarm kit.

This timer kit will trigger a warning alarm if a refrigerator door was left open longer than between 5 - 50 secs
This kit uses photo-transistor to detect light
power requirement: 9V - 12VDC
consumption: 20 to 25mA max.
adjustable from 5 to 50 seconds
box for product FB03
PCB dimensions : 2.2 X 1.4"